check out:
http://www.dpreview.com/news/0509/05092901fuji_f11.asp
oh, you want a cam where you can exchange lenses...that would require a D-SLR....
and wouldn't be cheap...by no means
the best bang for your bucks would be a pentax DSLR like
http://www.dpreview.com/news/0509/05092901fuji_f11.asp