Watch OS 4
無得好似以前咁control iPhone 嘅Music library
淨係可以控制iPhone 而家播緊嘅歌或者用apple 入面嘅Music library

macOS 10.13
fusion drive 同hdd 無得升apfs
fusion drive 同 tb2一樣出咗一排就變孤兒仔

iOS 11
未搵到有咩屌，遲下先