I think it's because they aim at the lowest common denominator: Children.
It wasn't too bad, I liked the little reversal of the whole faith dealie, but I'm kind of getting sick of corridors. Are they squeezing the budget or something? Next week they're reusing the Cybermen costumes again.
__________________
Ah, we are high school boys,
the miserable high school boys.
If we were girls, we could get popular by doing anything:
rock band, jazz band,
karate, kendo, mahjong, cyborg, synchronized swimming...
On the other hand, high school boys are
useless outside battle and sports anime.
But they're recklessly trying to make a slice-of-life anime about us.
Ah, we are high school boys,
the miserable high school boys.