Or option 3: apple is HUGE, in all respects: physical space, people with access, code base, etc. etc. and they already have plenty of teams in place, but a bug

Or option 3: apple is HUGE, in all respects: physical space, people with access, code base, etc. etc. and they already have plenty of teams in place, but a bug bounty program is a cheap supplemental. In which case paying out more for your bug bounty program than you pay your real teams would be really weird.