However when it comes to startups dealing with biology or physics you’re literally battling the laws of nature. You can’t just hustle out of it. I’ve been laughing at the type of biotech companies that get funded by SV (nano diamonds for cancer detection? Gut Micro biome sequencing?) and it’s looking like similar story with fusion.
In this case if you want real reasons why Helion looks suspect check out this good summary of all the issues with their approach and promise: https://youtu.be/3vUPhsFoniw
I won’t get my life against someone figuring out fusion in the next two decades but I wouldn’t bet money towards it either.