General:
http://www.businessinsider.com/biggest-product-flops-in-history-2016-12/#1957-ford-edsel-1
https://www.inc.com/geoffrey-james/the-21-worst-product-flops-of-all-time.html
https://www.marketwatch.com/story/12-worst-american-product-flops-2015-04-10

http://money.cnn.com/gallery/technology/innovationnation/2015/01/02/ces-gadget-hits-and-flops/2.html

Ford Edsel:
https://www.thoughtco.com/the-edsel-a-legacy-of-failure-726013

Sony Betamax:
https://www.wired.com/2011/06/0607betamax-vcr-television-recorder/

Laserdisc:
http://www.todayifoundout.com/index.php/2016/08/why-laserdisc-lost/

New Coke:
https://www.bloomberg.com/view/articles/2017-11-03/the-inside-history-of-the-new-coke-debacle
http://www.coca-colacompany.com/stories/coke-lore-new-coke

Apple Newton:
https://www.wired.com/2013/08/remembering-the-apple-newtons-prophetic-failure-and-lasting-ideals/

Orbitz Soda:
https://www.fastcompany.com/1786387/what-were-they-thinking-orbitz-lava-lamp-soft-drinks

The Segway:
https://www.wired.com/2015/01/well-didnt-work-segway-technological-marvel-bad-doesnt-make-sense/

Microsoft Zune:
http://www.slate.com/articles/technology/technology/2012/10/microsoft_zune_how_one_of_the_biggest_flops_in_tech_history_helped_revive.html

Google Glass:
https://www.forbes.com/sites/ianaltman/2015/04/28/why-google-glass-failed-and-why-apple-watch-could-too/#1a8e3744c4b1
http://bgr.com/2015/06/27/google-glass-epic-fail-what-happened/

Samsung Galaxy Note 7:
https://www.wired.com/2017/01/why-the-samsung-galaxy-note-7-kept-exploding/
http://time.com/4526350/samsung-galaxy-note-7-recall-problems-overheating-fire/