Digital cameras need a computer processor inside to do their imaging magic, just like a lot of devices. My cellphone has one. My wife's iPod has one. Unlike my cellphone, which isn't advertised as having a Moto-Blast processor or something silly like that, some of the camera manufacturers have given their processor a name...
ne of my friends took a really amazingly great image a few years ago with her point and shoot digital. Like, amazingly great. She posted it to flickr and got an absurd number of views and favorites and comments. The other day, she told me that she had removed it from public view...
People like to argue about the various archival value of various treatments, with an eye towards being able to know that if you use a specific combination of products, you'll be able to store your images for years to come.