GPS + Compass on mobile, creating an augmented reality
MUST be the next thing
maybe in 5 years, this will be another big step from web 1.0 to web 2.0
this is not web 3.0, since you cannot separate the real & the virtual world anymore
the world is the web is the world
G1 phone
http://springwise.com/telecom_mobile/ing_application_for_g1_phone_uhttp://googleblog.blogspot.com/2009/05/planetarium-in-your-pocket.html
my recap 