Ehmm, from the article: Evidence from version numbers of APFS, a critical sub-system in macOS, is entirely consistent with Apple’s claimed support policy, of o

Ehmm, from the article: Evidence from version numbers of APFS, a critical sub-system in macOS, is entirely consistent with Apple’s claimed support policy, of only fully maintaining the current version of macOS, and only providing security updates to superseded macOS for two years after that.