problem: existing JS interpeters take up too much RAM to run on tiny chips
solutions:
- https://github.com/svaarala/duktape
- https://github.com/espruino/Espruino
- https://github.com/Samsung/jerryscript
- https://github.com/cesanta/v7
- https://github.com/ccxvii/mujs
- https://code.google.com/p/quad-wheel/
- https://github.com/gfwilliams/tiny-js
- https://github.com/tessel/colony-compiler ('compiles' js to lua)
now someone needs to do a feature comparison!