2 ms·Theranos comes to mind. Reaching back a bit more - Webvan, Pets.com, MySpace.by romanhn 4y agoTheranos comes to mind. Reaching back a bit more - Webvan, Pets.com, MySpace.spagett 4y agowas myspace a failure? it lasted years and tom was able to retire for lifefrompdx 4y agoI don't see MySpace as a failure. It had its time and place and remained relevant for surprisingly long time after Facebook took their crown with MySpace Music.