John Francis on Nostr: npub1uw8g8…y88kr maybe something about information - mass equivalence? What is the ...
npub1uw8g8f3g29gw8uxfcj5863rnc783xyk0alqm9mcsx3leut98dausxy88kr (npub1uw8…88kr) maybe something about information - mass equivalence? What is the mass of the article's information?