I was in the Square at the time. The crowd was a most good-humoured, easy going, smiling crowd; but presently it was transformed. A regiment of mounted police came cantering up. ↗
I'm not sure why writing for others became harder. Probably a reluctance to give away anything you might conceivably use yourself caused a block. I did it, but it remained hard when it had once been easy. ↗
Because the series is situated in the next century, and for the most part under water, there are many innovative technical gadgets. It's a kind of StarTrek. When I first came there, I was really impressed myself. ↗
Well, I probably, I guess first became aware of the whole, what I call the nuclear complex or weapons work those kinds of things, right out of law school. ↗