1) Weather (first thing AM)
2) RSS reading
3) Calendaring and To Do
4) GPS with Maemomapper
5) Timesheet for billing (when I have clients).
6) Dialcentral for free phone calls (I soo want to drop long distance now)
7) Mitter twitting
8) E-mail
10) Ebook reader

I would use video but as soon as I start my battery goes and I'm not keen on tethering it.