It's been especially wise since Apple adopted the yearly clockwork ready-or-not release schedule. For iOS, the release schedule has always been yearly. There h

It's been especially wise since Apple adopted the yearly clockwork ready-or-not release schedule. For iOS, the release schedule has always been yearly. There have been 11 releases in 11 years: https://en.wikipedia.org/wiki/IOS_version_history https://en.wikipedia.org/wiki/IOS_version_history.