I'm not sure who the "many" people the author refers to who think Twitter will replace email, but they are certainly being hyperbolic. I imagine what they really mean to say is that some sort of social identity will replace email as our manifestation of self online. That is to say, we used to default to email as the way we ran our Communications (big "C") as individuals. "How can I find you online?" Oh, here's my ema…
"Once I give out my email address, I can never take it back, and everyone gets the same priority ("unread") whether you are my mother or a salesman." This is true. But you don't have to give out your social network profile for anyone - requested or otherwise - to look you up, message you and potentially find out a whole bunch of stuff about you. (E.g today I found out - accidently, I was browsing around - that an ex-…
As privacy controls normalize across less sophisticated users, I imagine more people will behave like us geeks. Or not - plenty of average Joe's still sort through 500 spam email every day by hand.