http://gizmodo.com/5889245/five-things-you-can-do-with-the-new-raspberry-pi
1.Make a Media Center
2.Simple network storage
3.Remote control your work PC
4.Make a home-brew voicemail system
5.Budget smart TV
see the above link for more...
http://gizmodo.com/5889245/five-things-you-can-do-with-the-new-raspberry-pi
1.Make a Media Center
2.Simple network storage
3.Remote control your work PC
4.Make a home-brew voicemail system
5.Budget smart TV
see the above link for more...
The home brew voicemail system could be a perfect "telemarketter" blocker.
only 5?
I've done about 30 things so far on my desktop PC today and the Pi is capable of doing all of them + more.
It's a start though, I admit.
I wrote a... little review on things you can do with it - please visit it, and comment with any more ideas 
http://dannyhodge.hubpages.com/hub/Raspberry-Pi-What-can-i-do
Has anyone had any ideas that could involved several Raspberry Pi's, all connected somehow? You could essentially turn your whole house into one integrated system, couldn't you?