The tool shapes the hand.
A posh way of saying that if the only tool you have is a hammer then every problem looks like a nail.
I am writing this on a Nokia N800, a little internet tablet, kind of like a Linux based iPhone but without the phone bit just wifi, Skype and Gizmo, Firefox and access to a large repository of free software.
The thing I have found most interesting about using such a device is how it shapes my approach to the internet. The internet is no longer something remote, locked away behind a computer that will take ages to boot, but it is now immediate, personal, readable!
I am not a big fan of the ebook concept, it threatens to leave the past mutable and the present controlled, but as I type these words and my brain nods sagely I can feel my paws twitch as they dream of an infinite library.