Is it life changing? That remains to be seen.
This post is being written with a blogging client running on the iPad. This gives the option of real blogging while on the go.
Amazon does make a Kindle app for this and hence since I was intrigued by the kindle but reluctant to buy a single purpose gizmo, I may now finally experience a Kindle book versus paper book.
Watching video podcasts and purchased TV shows is very nice. It's not nice in the 80" plasma TV extravaganza, but then I don't like that anyway. Instead it's a nice portable thing that can easily play the stuff I have in iTunes, with speakers loud enough to be useful, and a screen big enough for one or two people.
Way cool.