Ajit Pai @AjitPai
On this date in 1968, Douglas Engelbart "presented a 90-minute live public demonstration of the online system, NLS, they had been working on since 1962." It was the debut of the computer mouse. (Hypertext and other innovations also were featured that day.) https://t.co/alxRIpMH1l https://t.co/Dqew4FX2yv — PolitiTweet.org