Breakfast service was quick and responsive, from ordering to picking up your food. Fast food franchise so your expectation is tuned. I was here the first morning after my flight. The menu seems to change regularly one part or another, I notice it each time I'm visiting Hong Kong. They have now installed self-served ordering kiosks which will help if you're ordering the menu items.
Food was fine, the standard fast-food expectation. My wait was noticeably longer (compared to "instantly") for I think they made the instant noodle freshly per order (?) although I don't understand the added value per se. I think you'd have to do some math to see which item gives the most bang for your buck.
Ambience is decent, you're in a local neighbourhood surrounded by retirees gathered over breakfast to shoot breeze. Full of chatters and laughters. You'll have to hunt for seats as always.
The standard, without much expectation. I didn't expect it to be amazing, I expect it to "get to the point" which it did read more