Why do some comic books contain grammatical errors?

[Danalys]

abandon formalized grammar for linguistic evolution.

 

[Wilhelm-Scream]

no

 

[Danalys]

there's no stopping it.

 

[Wilhelm-Scream]

there's no stopping it.

That's correct.
Willful ignorance and disregard for beauty, logic and order are rampant.

 

[The Lizard]

I find it hard to believe I missed that one.

It's a classic.

Although I was wrong about the hippo escaping from the zoo apparently.