David wrote:
It will harden over time, Gary, but I'll bet you the contents of
my shop that even 3 months from now, you will be able to scratch
it with your fingernail

Eeesh. In 3 months my kids could make a mess of my beautiful new
finish. How long until it's fully hardened? Hopefully it will get a
whole lot harder than fingernail-scratching level!!!

I'm starting to wonder if water-based was such a good idea after all...