History’s 8 Most Important Un-Pivots

A new Silicon Valley rumor was born yesterday, when Twitter co-founder Biz Stone said he would revive his disappointing social app, Jelly. “For anyone who remembers Jelly, yes, we took a break but we’re back 100%,” he wrote. “Silicon Valley types might call this an ‘un-pivot.’” Some important context: “pivot,” in tech startup circles, is a…