This is the stupidest of all the crackpot ideas I've heard in a very long time. Are people actually invested in this? We don't even have a deep understanding of

This is the stupidest of all the crackpot ideas I've heard in a very long time. Are people actually invested in this? We don't even have a deep understanding of what dreaming does aside from a high level overview. Aside from that fact lucid dreaming is even less understood. I'd say this is reckless if it wasn't pure fantasyland stuff.