jm }&'êüÙ1à\cZz²»ÏÙ\/îBíLCurrently Memo messages use a single transaction which has a limit. Eventually we plan to support multiple transactions for longer messages.
https://whatsonchain.com/tx/724dc1417a8012f583156ff73838f39de4016f7b739b9f3dd60f848824de661e