i'm gonna b brief on this so as to not waste all ur time   am also quite new to the guitar scene so, with that in mind:   i consider myslf tone deaf so i listen to songs 50x over or more, determining whether or not a part is lead, bass, rhythm, harmony, etc   after listening to a particular song; that has no tabz, 50x+ and find a few notes on 1 riff laid out in a particular pattern on the guitar neck, could i match it with a scale it's on to better determine the song as a whole? (dorian, bluez,

Just as the title says, most creators use GP files to make a CDLC, it's also possible from text tabs. But for songs that haven't got any tab available, you can try it out with Chordify. https://chordify.net/ Works best for easy songs (your typical 4 chord song) (pop,hiphop, rap, punk songs) Also modern songs with easy BPM and timings.   In this video I show you how to create a Rocksmith 2014 Custom Song (CDLC) with Editor On Fire (EoF) when there aren't any tabs available. To understand anything