Are fonts for programmers/designers just really easy to make or something? there has to be dozens if not hundreds I've seen actively promoted so far. I'm not s

Are fonts for programmers/designers just really easy to make or something? there has to be dozens if not hundreds I've seen actively promoted so far. I'm not saying people can't make what they want, I just don't see the point in making flashy websites trying to "sell" their free font?