2. Missed it or perhaps blanked it. It really will not shake up the lower end because anyone wanting a lower end laptop (whatever that is) will insist on it running Windows and not Apples.
There is a really good reason why car manufacturers run multiple marques - the budget, standard and premium ones. Attempting to put the Apple "premium shine" on a budget effort may backfire spectacularly (and devalue the entire brand) or maybe they will somehow manage to re-invent marketing.