

I don’t have any useful speculation to contribute, but here’s a classic chart showing various funding levels towards that goal:

Here’s a slashdot thread from 2012 where some fusion researchers did an AMA type thing:
https://hardware.slashdot.org/story/12/04/11/0435231/mit-fusion-researchers-answer-your-questions
Here’s also a recent HN thread about achieving more energy than we put in:
https://news.ycombinator.com/item?id=33971377
The crucial bit is this
Their total power draw from the grid was 300 megajoules and they got back about 3 megajoules, so don’t start celebrating yet
That’s still really encouraging, but just a warning that headlines don’t capture the full picture.











I don’t think it’ll be LLMs (which is what a lot of people jump to when you mention “AI”), they have much higher latencies than microseconds. It will be AI of some sort, but probably won’t be considered AI due to the AI effect:
LLMs might be useful for researchers diving down a particular research/experiment rabbit hole.