Any thoughts on D50 as a spare body?

I have a D50 ,D80 and a D7000.......I use the D50 as my backup to the D7000.....
I like it much better than the D80.....(less noise)
--
Gene from Western Pa

http://imageevent.com/grc6
http://grc225.zenfolio.com/
FZ 30
D50 ....D80.....D7000 - 18 to 200VR- 50mm 1.8 - 80 to 400 OS

Just trying to learn and it's slow going!