I'm curious why PayPal bans Palestinians. It's not like they want to limit their addressable market.

Seems likely related to OFAC, which is tough to google casually

https://ofac.treasury.gov/sanctions-programs-and-country-inf...

Nothing specific to Palestine on the country programs, but OFAC explains further that our sanctions are much more complicated than country-by-country here:

https://ofac.treasury.gov/sanctions-programs-and-country-inf...