This is because Carmack doesn't really do OSS, he just does code dumps and tacks on a license ("a gift"). That's of course great and awesome and super nice, but he's not been painstakingly and thanklessly maintaining some key linux component for the last 20 years or something like that. It's an entirely different thing; he made a thing, sold it, and then when he couldn't sell more of it, gave it away. That's nice! Bu…
> It's an entirely different thing; he made a thing, sold it, and then when he couldn't sell more of it, gave it away. You're right and it's worth pointing out that a lot of open source has the opposite lifecycle: the authors make a thing, aren't sure how to sell it, so they open source it and hope to eventually sell something peripheral, i.e. "open core" with paid plugins or enterprise support. In these cases, open…
I know it sucks but we need to admit that this doesn't work and we need to beat the hope out of people. You aren't going to make money later. The very few cases where it worked were flukes or fake.