https://www.oreilly.com/conferences/sample_proposals.html#tech
http://blowmage.com/2013/01/24/writing-conf-proposals
http://www.sarahmei.com/blog/2014/04/07/what-your-conference-proposal-is-missing/
http://weareallaweso.me/for_speakers/how-to-write-a-compelling-proposal.html
https://blog.risingstack.com/the-tech-conference-proposal-guide-from-jsconf-budapest/
https://glebbahmutov.com/blog/conference-talk-proposals/
https://events.linuxfoundation.org/events/node-js-interactive-2018/agenda/cfp/