[fwipsy]

I was also curious. Claude answers: https://claude.ai/share/244fc2f5-1c4d-4e52-b316-e9cc34c8b98b I would be interested in a real expert's critique/commentary of this answer.

I like the pebble-bed design because it seems the most intrinsically safe of the three.

[user____name]

Pebble beds are very safe but also very fuel inefficient.