I know it's practically a HackerNews trope by now to point this out, but this is a really poor name choice, given the abbreviation that they seem keen to use.

I know it's practically a HackerNews trope by now to point this out, but this is a really poor name choice, given the abbreviation that they seem keen to use. (I'm referring to https://en.wikipedia.org/wiki/Sender_Policy_Framework https://en.wikipedia.org/wiki/Sender_Policy_Framework in case it's not obvious.)