Thats flippin' cool

Clever

Did you print it yourself or buy it from wermy (Sudomod store?)

I believe this is what you need. Use at your own risk.

Look for soft tactile like these
https://www.adafruit.com/product/3101

I've recently actually bought stuff from both glitchd and pocketadventures, so I'm comfortable recommending both of those vendors.

Somewhere outside of California where I could keep my years of service with my company (17) and get paid the same.

Pigrrl is a whole different unit from what I know, gameboy zero uses the gameboy shell.
Pi3 is good for some of the more involved games, but everything I've tried in the systems you mentioned, the zero is fine.

I think that screen will be to big, also need to get a PSU to power it all unless the AIO has it

If I were you I'd dispute it with my credit card company/Paypal.
Unfortunately the only thing I see for the domain owner is Iniquity Games. Can't find anything beyond that.