yea ik, that's why i'm saying they're useful. that way you don't have to use f3 to determine which area has light level 0 because let's be honest light level 0-3 look pretty similar to the naked eye.
i have trouble reading one large wall of text so reading one line at a time is way easier for me to comprehend stuff
when i'm doing it, it also allows me to keep my thoughts consistent because i often forget what i last thought about two sentences ago lmao