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shell...</text></switch></g><rect x="267" y="227" width="80" height="30" fill="#ffffff" stroke="#000000" stroke-dasharray="1 1" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 242px; margin-left: 268px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;"><span style="font-size: 10px">KornShell</span><br style="font-size: 10px" />1983</div></div></div></foreignObject><text x="307" y="245" 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455.75 166.55 465.73 167 477 M 167 477 C 143.93 476.5 118.35 477.83 87 477 M 167 477 C 150.37 477.97 132.38 477.39 87 477 M 87 477 C 85.43 468.94 86.64 459.92 87 447 M 87 477 C 87.29 469.9 88.24 462.3 87 447" fill="none" stroke="#000000" stroke-linejoin="round" stroke-linecap="round" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 462px; margin-left: 88px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">POSIX shell<br style="font-size: 10px" />1992-present</div></div></div></foreignObject><text x="127" y="465" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">POSIX shell...</text></switch></g><rect x="567" y="387" width="80" height="30" fill="#000000" stroke="#000000" pointer-events="all" transform="translate(2,3)" opacity="0.25"/><rect x="567" y="387" width="80" height="30" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 402px; margin-left: 568px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">Z shell (zsh)<br style="font-size: 10px" />1990-present</div></div></div></foreignObject><text x="607" y="405" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">Z shell (zsh)...</text></switch></g><rect x="267" y="357" width="80" height="30" fill="#ffffff" stroke="#000000" stroke-dasharray="1 1" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 372px; margin-left: 268px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">pdksh<br style="font-size: 10px" />1989-2000</div></div></div></foreignObject><text x="307" y="375" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">pdksh...</text></switch></g><rect x="267" y="537" width="80" height="30" fill="#000000" stroke="#000000" pointer-events="all" transform="translate(2,3)" opacity="0.25"/><rect x="267" y="537" width="80" height="30" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 552px; margin-left: 268px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">OpenBSD ksh<br style="font-size: 10px" />1996-present</div></div></div></foreignObject><text x="307" y="555" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">OpenBSD ksh...</text></switch></g><rect x="427" y="357" width="80" height="30" fill="#000000" stroke="#000000" pointer-events="all" transform="translate(2,3)" opacity="0.25"/><rect x="427" y="357" width="80" height="30" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 372px; margin-left: 428px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">Bash<br style="font-size: 10px" />1989-present</div></div></div></foreignObject><text x="467" y="375" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">Bash...</text></switch></g><rect x="227" y="647" width="80" height="30" fill="#000000" stroke="#000000" pointer-events="all" transform="translate(2,3)" opacity="0.25"/><rect x="227" y="647" width="80" height="30" 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498px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">ksh93<br style="font-size: 10px" />1993-2012</div></div></div></foreignObject><text x="537" y="505" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">ksh93...</text></switch></g><rect x="497" y="797" width="80" height="30" fill="#000000" stroke="#000000" pointer-events="all" transform="translate(2,3)" opacity="0.25"/><rect x="497" y="797" width="80" height="30" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 812px; margin-left: 498px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">ksh93u+m<br />2022-present</div></div></div></foreignObject><text x="537" y="815" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">ksh93u+m...</text></switch></g><path d="M 97 67 L 97 80.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><path d="M 97 85.88 L 93.5 78.88 L 97 80.63 L 100.5 78.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><path d="M 307 257 L 307 300.63" fill="none" stroke="#000000" stroke-miterlimit="10" 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left;"><div style="display: inline-block; font-size: 14px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">C Family Shells</div></div></div></foreignObject><text x="709" y="148" fill="#000000" font-family="Helvetica" font-size="14px">C Family Shells</text></switch></g><rect x="697" y="307" width="120" height="190" rx="12" ry="12" fill="url(#mx-gradient-dae8fc-1-7ea6e0-1-s-0)" stroke="#6c8ebf" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-start; justify-content: unsafe flex-start; width: 108px; height: 1px; padding-top: 314px; margin-left: 709px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: left;"><div style="display: inline-block; font-size: 14px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">rc Family Shells</div></div></div></foreignObject><text x="709" y="328" fill="#000000" font-family="Helvetica" font-size="14px">rc Family Shells</text></switch></g><rect x="717" y="167" width="80" height="30" fill="#ffffff" stroke="#000000" stroke-dasharray="1 1" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 182px; margin-left: 718px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;"><span style="font-size: 10px">csh</span><br style="font-size: 10px" />1978</div></div></div></foreignObject><text x="757" y="185" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">csh...</text></switch></g><rect x="717" y="217" width="80" height="30" fill="#000000" stroke="#000000" pointer-events="all" transform="translate(2,3)" opacity="0.25"/><rect x="717" y="217" width="80" height="30" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 232px; margin-left: 718px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">tcsh<br style="font-size: 10px" />1981-present</div></div></div></foreignObject><text x="757" y="235" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">tcsh...</text></switch></g><rect x="717" y="347" width="80" height="30" fill="#ffffff" stroke="#000000" stroke-dasharray="1 1" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 362px; margin-left: 718px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">Plan 9 rc<br style="font-size: 10px" />1989</div></div></div></foreignObject><text x="757" y="365" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">Plan 9 rc...</text></switch></g><rect x="717" y="397" width="80" height="30" fill="#000000" stroke="#000000" pointer-events="all" transform="translate(2,3)" opacity="0.25"/><rect x="717" y="397" width="80" height="30" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 412px; margin-left: 718px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">Rakitzis rc<br style="font-size: 10px" />1991-present</div></div></div></foreignObject><text x="757" y="415" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">Rakitzis rc...</text></switch></g><rect x="717" y="447" width="80" height="30" fill="#000000" stroke="#000000" pointer-events="all" transform="translate(2,3)" opacity="0.25"/><rect x="717" y="447" width="80" height="30" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 462px; margin-left: 718px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">es<br style="font-size: 10px" />1993-present</div></div></div></foreignObject><text x="757" y="465" fill="#000000" font-family="Helvetica" font-size="10px" text-anchor="middle">es...</text></switch></g><rect x="697" y="537" 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stroke="#000000" pointer-events="all" transform="translate(2,3)" opacity="0.25"/><rect x="717" y="697" width="80" height="30" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 712px; margin-left: 718px;"><div data-drawio-colors="color: #000000; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 10px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;">ion<br />2017-present</div></div></div></foreignObject><text x="757" y="715" fill="#000000" font-family="Helvetica" 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