Maximum PC: I'd like to think that most 11-year-old kids are into video games, comics, collecting baseball cards, watching Cartoon Network, and things of that nature. Hell, I still do most of those as an adult, but what I find hard to fathom is a handful of pre-teen kids are spending their free time writing malicious code. It's true, according to a report by security firm AVG, which notes that the code is usually written using the .NET framework.