Final Cut Pro, Motion, Compressor, iMovie Updated Today

Apple has updated a bunch of its Mac apps today, including Final Cut Pro, Motion, Compressor, and iMovie.
For all four apps, Apple has added a feature that detects media files that could be incompatible with future versions of macOS after Mojave. In Final Cut Pro and iMovie, these files will be converted to a compatible format, while just highlighted in Motion and Compressor.