Gates invested in the traveling wave reactor which was a bust. Then he sold his entire investment in nuclear several years ago. He's very rich so perhaps he has other nuclear investments that I'm not aware of but none are in the MSTR space unless they are secret/private.
To be fair, these advances are not being made in China due to "free industry". They have something of a command economy for their critical sectors. So it's unfair not to point out that it's easy to make advances if a nation as a whole points to a hill and says, "take that hill". Of course you can do it under those circumstances.
If it's just your company or some trifling consortium trying to develop nuclear energy advances in a "free industry" environment, the guy who is just slapping up windmills, [T Boone Pickens RIP], is just gonna mop the floor with you. There's just no way to compete on moonshots like that.
But regulation, while it has its purposes, stifles many things. At the same time time it’s not even doing what they were meant for.
There are a number of countries being run far better than the US or the EU