We'll be ending pledges when we begin collecting backer addresses sometime this summer, which will also coincide with us beginning the process of going to print.
I've had a PF2e adaptation on my "to-do" list for a while. It's really only me working on these books from a writing perspective so what actually gets made next largely depends on feedback. This time AK&C won, but PF2E is a possibility for sure after this wraps.