Editing can involve anything from color correction to compositing one or more pics into one. With the LCD display included on most cameras you can review the picture right after it's taken, and be sure that you got a good picture before it's too late to take another one. While it's possible to store and print pictures without a computer, it's not yet easy and convenient to do so. But prices are coming down, and with no film or developing costs, digital cameras can be cheaper in the long run, depending on how many pictures you take. New archival papers have come out to address this issue.
Digital cameras tend to be slower, and images get noisier when pushed.
Also, digital cameras tend to have noise problems when used for very long exposures. Once you've decided to buy one, it's time to start looking at the different features and functions. With such a variety to choose among, you need to determine how much you want to spend, and what features are important to you. The following article looks at the major features you should consider when looking at cameras. But it doesn't cover some of the extras you might find important, such as the ability to capture video sequences, or audio along with pictures.