They should really just relocate their head-office to another country in which they already operate.
And take any developers that want to live overseas someplace.
I say have them set up a development centre in THailand, or the Philippines, and then with the influx of Apple Money, the developers, and their families will be living like wealthy estate owners, complete with house-workers, at a fraction of their current Bay Area living expenses.
They would lose the American Tax loophole, which exists because most countries charge taxes based on where management is located, to avoid what the US does: charges taxes based on region incorporated.
Thus, new tech boom begins in Asia, Massive gentrification, and infrastructure improvements paid for by private companies.
It'd be a Republican's dream.
And as a side-effect, would create a new middle class in the area due to the sudden creation of service economies; and raise wealth due to the influx of US$ (or whatever currency they would use to pay employees)
I would relocate if they gave me the option to (and keep my CA salary)