Deborah Hartmann Preuss, pcc on Nostr: npub1kkpqa…65sfx why does the log have grooves? Is that natural?npub1kkpqaymaay95q7h5ytavpud4p77j90x2nd6qyk5ta9k82sccgauss65sfx (npub1kkp…5sfx) why does the log have grooves? Is that natural?