The Wayback Machine has the site back then, but it's a different URL than the current page.
That's correct, messages in the cloud was active during IOS 11 betas until beta 5 was released. I don't remember if they had it listed on their website but the developer notes from those betas listed it as being active, and of course then removed.
Yes, very odd that it’s as if it never existed. I am 100% positive that it was on their website at one point.Odd. I’d swear it was on their website as well. It’s strange that we tested it in the first couple of iOS 11 betas and then they just pretended it never existed.