People've been saying this crap since I started using Macs over a decade ago. They're always sure Apple's on the brink of locking MacOS down into an appliance OS.
They still haven't, haven't even made any big moves that way, but maybe eventually that crowd will be right in the same way that if you predict a recession every year, you'll eventually be right.
They still haven't, haven't even made any big moves that way, but maybe eventually that crowd will be right in the same way that if you predict a recession every year, you'll eventually be right.