Ever since they split from Ericsson they've been hewing a progressively better and better path. They have had a supported unlock mechanism for the bootloader f

Ever since they split from Ericsson they've been hewing a progressively better and better path. They have had a supported unlock mechanism for the bootloader for several years, they've been dropping bits of their drive trees into repos, and for the Z-series phones they're supporting upgrades for a decent-by-the-shitty-standards-of-Android length of time.