I would like to take up photography. Thus I am in the market for a good, inexpensive camera. But I want a good camera because I plan on making this a serious pursuit -- I have even signed up for a non-credit adult education photography class at the local community college. We already have a small silver box with a hole and a button, a cheap digital camera that takes amazingly clear pictures -- so I'm not a complete novice when it comes to digital photography. I went to various electro...