Alexman's curse -

[nbarclay]

I thought of that, but UUs can always be built until you've had your GA without regard to the normal upgrade paths, and I would hope Theseus already knew that. So I was wondering whether he might have had a more complex motivation.

[jshelr]

"Made for an interesting game, given GA goals, the tech catch-up, etc. As in denying myself Feudalism until the KAIs had entered the Ind Age!!"

That quote made me think it was a UU connected logic. Really can't think of another reason.