4 ms·
Hmm, shouldn't it more be: There's no sense upgrading an OS without maintaining backwards compatibility? iOS is only 10 years old...
by crispyporkbites 8y ago
Hmm, shouldn't it more be:
There's no sense upgrading an OS without maintaining backwards compatibility?
iOS is only 10 years old...
- wheelie_boy 8y agoBackwards compatibility isn't free. In this case, the root cause is probably the CPUs changing from 32-bit to 64-bit. There are costs of having 2 versions of all of the system libraries - maintenance dev time, RAM usage, battery life, etc.