Everyone has ‘cover’. It’s just the P&L sheet.

If they’re losing money on that store, they’ll close it. If not, they’ll keep it open. But it’s not mandated to keep a money losing store opened. No one’s going to go into court and argue, “no fair! They closed my money losing location!”

And there you have the real reason Apple doesn’t care about a union here. The performance of this location can be ascertained in a fashion that is authoritative, objective, and unassailable. If they ever lose money, they’ll close, union or no union. So it doesn’t make a difference to Apple.