A couple of years ago I watched a video.. It was really mind blowing, but unfortunately for lazy people like me I forgot about it.. Not only the data, even the sound track & the motto repeated "Right here! Right now!", or should it be "Right there! Right then!"!!? I wish I/we bear it in our mind for much longer time :)
A couple of hours ago a friend shared this video. I went to find the whole series on YouTube..
Just realized while I'm getting the different versions that I saw 2nd & third only & mixed them in my mind, thinking they are one!! I find the first 3 very consistent while the forth -a bit- deviates the pattern..
Read more about "Do you know?" or "Shift happens": http://shifthappens.wikispaces.com/History+of+the+Presentation
One last question: Why haven't they heard of twitter till the 4th one? Is twitter that young? Or am I so immersed in it that I thought I had for ages? :D