GURPS O'Neill Cylinder Design

[Anthony]

Originally Posted by AlexanderHowl

The best use is vegetable and fruit crops actually.

I would avoid uses that run the risk of maintenance issues for the rectenna structure. Depending on the opacity of the rectenna, I might put a conventional solar farm under it -- there's some loss of efficiency because of light blocked by the rectenna, but you make up for it with simplifying your power grid.