nostr:npub1psdfxfpxz2cwmmnsk60y3nqpn2tqh9n24h4hstvfkwvr6eaek9js499sr7 nostr:npub1urqxmm0ezqzlw7nkhe0jl44pnmz4u5ddjau8rf7fkwjmz08f6aeqwneh67 It may be a side effect but it seems very pragmatic and that argues for evolutionary selection. It has value for a species. But I think DNA has some secret we haven't uncovered yet.