44, well for another few days at least! Only had the 900 for 4 weeks, and loving it.

very much a geek, and use my 900 for loads including

music player, both mp3 and internet radio
web browsing, mainly tech news, this site(!), facebook, managing mythweb
twitter
email, im, and sms
camera
maps and navigation
xterm to my mythtv server
calendar and task maagement.

i could go on...