I'm glad I'm not the only one around here to take the time to post a topic based solely on enthusiasm...
That's great news ! We've probably all been through that trying time awaiting a prize addition to begin feeding. It's kind of an important requirement for all living things...
Especially with the Butterfly species, my particular favorite but one I am relucctant to keep due to many losses over the years... Hopefully I can be persuaded by your success to try this particular species in the future. A beautiful fish...! Keep me/us updated on this guys behaviour and best of luck.