It will disable incremental updates but as long as there is a flashable zip file of the full image you can update using that

You can also quickly unroot then do an incremental update and then use magisk to create a flashable boot image afterwards to re-root

IIRC it is an extension for youtube that changes titles and thumbnails to more accurately reflect the content of the videos

The limit on formatting drives as fat32 is 32GB on windows though anything above 32GB and you have to go find a 3rd party tool to convert larger disks to fat32

Out of curiosity is TF one that is better listened to from the beginning or started a couple episodes from the current one?