I'm curious what the delta is between perf hit on an iPhone 6 and an iPhone 8. I'm guessing that, given the deadline apple had to get this out, most of the atte

I'm curious what the delta is between perf hit on an iPhone 6 and an iPhone 8. I'm guessing that, given the deadline apple had to get this out, most of the attention & optimization went to current devices versus near-EOL devices like iPhone 6.