Watch out! macOS High Sierra could format your Time Machine drive using APFS, and that's not good

Time Machine can’t make use of Apple File System (APFS) volumes. This is a significant problem that many Macworld readers want to make sure others know about. This has been known for months, and because you typically have to take steps to convert a drive to APFS, it hasn’t been an issue for most people.You can accidentally convert a drive to APFS without macOS warning you that you’re about to do so. If you use the Finder option to encrypt a drive in High Sierra, macOS converts