Transaction ID 94b1524a1076e5e3ef019525acc22e0c5417428235161cd7ee7dae080a99b81b

Memo transaction

Post memo The AMA explicitly calls out that they haven't decided wether to make this a hardfork or softfork. And as described in the article it is a Softfork.
Reply to memo 33e21115bbdfd3f333b167cd697b78f3a49cf7c05911e9a59a4dddd0d110a57c