If you write 100 songs in a day what are the odds that even 5 of the songs are any good? That's literally crapping out a song every 15 minutes, providing that you stay up the whole 24 hours.
I'm with you, but I don't know how his creative process is. I'm sure there's going to be a few clunkers in the Song Shop output but I don't know how much it'd really affect Say Anything songs. Likewise for his Painful Splits stuff.