[bwesterb]

NTRU-Prime, NTRU, Kyber and SABER are all great KEMs. NIST could've chosen any one of them. NIST never standardised Ed25519 and OpenSSH still uses it, which is perfectly fine.

[Zamicol]

Ed25519 is in the draft standard, as well as Ed25519ph: https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.186-5-draft...