I wish the HPKE RFC had an introduction that clearly and concisely described what an HPKE is and what its API is. It took me a somewhat silly amount of reading

I wish the HPKE RFC had an introduction that clearly and concisely described what an HPKE is and what its API is. It took me a somewhat silly amount of reading to figure out what HPKE is, and I even hang out on the relevant mailing list.