jmL³Just added topic support (0x6d0c) for Memobutton https://unwriter.github.io/memobutton/topics - This is pretty cool because you can participate in topic conversations anonymously!
https://whatsonchain.com/tx/d71eed64aca244e26e3fb96012ee00c4a859b117a65d7a68aaa7f39dab13e266