Twenty years ago, 110-format film cameras ruled the earth. A decade ago, Advanced Photo System cameras were the kings of the snapshot. But today, unquestionably, digital is it. Thanks to digital technology, the average picture you take today is noticeably better than the average shot you captured ten years ago. That's great--but the biggest boon of going digital is that it makes taking (and sharing) your photographs easier, including being able to review your shots and throw away the bad ones.