ask nostr:npub1ye5ptcxfyyxl5vjvdjar2ua3f0hynkjzpx552mu5snj3qmx5pzjscpknpr about his tale of misery involving javascript secp256k1 schnorr (BIP-340) signature verification
it's heavy work
verifying the hash would be cheaper, and a deep compare over several relays would be faster