You can still work locally if GH is down. You can even send patches by (gasp!) email for review if you want to do something ASAP.
Apple's servers being down makes it impossible to test your code on your _own_ devices.
> Apple's servers being down makes it impossible to test your code on your _own_ devices.
Which makes it sound an awful lot like they aren't actually your devices
Can’t you still test on simulator
> Apple's servers being down makes it impossible to test your code on your _own_ devices.
Which makes it sound an awful lot like they aren't actually your devices