My ideas about time all developed from the realization that if nothing were to change we could not say that time passes. Change is primary, time, if it exists at all, is something we deduce from it.
I think its really matured a lot. I like the fact that there is now more to do there than gamble, since I don't do a lot of that. The people are great. I seldom have time for vacations and when I do I prefer the beach instead of the desert.
As soon as you go into any biological process in any real detail, you discover it's open-ended in terms of what needs to be found out about it.