nostr:npub1h05h8cffeptypv8pe2vn8rd0yrah0t92lzwnz6x776ghrlsvpulqccshrl nostr:npub1fzl62au2n3z78famxg433zkxkms9ald5qew9fzvsk5gcfzus5vzqgeu422 

They do probably use a little more energy, but we are talking pennies...  and they literally last forever, unlike all this new crap...