I admire Gavin's optimism and if everything goes to plan I think he will be right, but I'm not so convinced myself though I hope I'm just being sceptical. I guess we can only wait and see what te future holds for bitcoin.
actually he is very pessimist, and very conservative on his words, if you look at bitcoin now, bitcoin can achieve such objective in a far less than 5 years, hell i could say the next year is perfect for achieving all the great aiming which bitcoin needs