Earlier quoted context omitted.
Fair enough. Keep in mind I've been working on this for close to 5 years. Basically around the time I realized KnockoutJS was going to die out and React was for good reason going to win. Here is an article about why this library exists: https://dev.to/ryansolid/why-solidjs-do-we-need-another-js-u...
Don't get me wrong, every technical endeavor is fun and beneficial for the individual. YOu just have higher chances of staring a unicorn co, than creating a js library that is widely adopted.
I'm sure he could also have spent that time at $company, helping to plumb gossip and cat memes a bit more efficiently. I'm sure that would have been more lucrative as well.