I like to remind people now and again that humankind's very first attempt at inertial confinement fusion was wildly, ridiculously, terrifyingly successful: http

I like to remind people now and again that humankind's very first attempt at inertial confinement fusion was wildly, ridiculously, terrifyingly successful: https://en.wikipedia.org/wiki/Ivy_Mike https://en.wikipedia.org/wiki/Ivy_Mike. These may seem like tiny steps forward, but once the genie is out of the bottle it's going to be nuts. Also this laser tech is ancient, once there's a major economic driver behind it I expect they'll rapidly advance.