There's nothing stopping most commercial products from releasing their source. It wouldn't impact sales. It wouldn't be a competitive disadvantage. The Code

There's nothing stopping most commercial products from releasing their source. It wouldn't impact sales. It wouldn't be a competitive disadvantage. The Code Combat team open sourced everything, and as far as I know they didn't suffer for it. Management is just skittish. Nobody wants to open source because nobody else wants to open source.