Finished Venus Plus X
by Theodore Sturgeon, which was a very interesting little book ultimately about what role sex and gender play and should play in the dynamics of human society... it has the overt structure of a present-day man [written in 1960] plucked into a strange future setting and what he finds about this utopian world, but ends up being a lot more than that. There are some nicely-drawn interspersed parts in the present that reflect the themes being addressed in the future sections, in some ways I liked those better than the "sf" parts. Amusingly it also had some of the same conclusions about where human society went wrong that PKD broached in the Valis
Now on to another classic, this a re-read for the first time in decades: City
by Clifford Simak.