OP_RETURN pushdata is prunable from UTXO. persistance of this metadata is voluntary and requires an archival mining node market. 'GROUP' will bload UTXO holding
After liking a post/reply/etc, the "Like" button should be disabled and the text replaced with the word "Liked" so that users don't accidentally like more than once.. it has happened to me
https://i.imgur.com/PE2Mh2H.jpg
DAY 13
MATCH #39/64
Tuesday, 26 Jun, 18:00 UTC
ICELAND vs CROATIA
1) Place your bets as tips when you vote
2) Try vote-betting first
Max: 10 mil sat/bet
Min: 100k sat/bet
Shirt Giveaway to Memo.Cash users! Like & Reply for entry. I will pick a winner tomorrow. This will be the first of many. 100% Cotton - 8 - Sizes http://bit.ly/memocashgiveaway
Observation; different teams working to advance Bitcoin in their own way via new tools or policies etc has the effect of pushing everyone to be better, to fix things. It speeds up innovation. Exponential innovation?
You know what would be an awesome feature? Chained transactions for longer messages + having an optional tick box on Yours.org to post longer-form writing to the blockchain, for however many tx fees it costs.