A long time. If MacBook Air is a browser machine, then it's already happened. If it's a creative work machine, then well, it's close, but you still probably ha

A long time. If MacBook Air is a browser machine, then it's already happened. If it's a creative work machine, then well, it's close, but you still probably have a some kind of PC nearby. If it's a developer machine, then the best iPad can do is being a ssh terminal or VSCode browser. A superb terminal, I use it every day to work because I don't have personal laptop.