Every time I look back at how much the artsyle changed, I like to imagine that the digital circus is becoming that much more real to the characters as time goes on. At first, everything looks so cartoony and strange, and then after a while, your brain fills in the gaps.
I know Pomni probably looks like that because of hitboxes or gamer appeal or whatever but I am a little sad she just doesn't have long noodly stick limbs. They made her into a girl when she is really a Thing