From theist to agnostic to atheist to agnostic to freethinker and...

[Angrboda]

For what it's worth, given our current understanding, if the universe is cyclical as you suggest, there will be a singularity punctuating each cycle. Our current understanding is that no information can flow through the singularity from 'before' to 'after', so no accumulation of knowledge and control would be possible.

You might want to look into Roger Penrose's model (CCC).

I recommend that you wear a coat. It's cold outside.