>>14199903Because it's simplistic and whimsical, it can be interpreted as "lolsorandom" by tumblr crowds that /vp/ and most boards in general disapprove of but it appeals to them too, the design is blatant and doesn't try to hide anything. It's just a ball of fucking cute gloop.
It carries the breakout effect because of this, or the, dare I say it,
GIR Effect. 
