[uxcolumbo]

You mean lots of bad decision by the Clojure core team?

Do you have some examples and what language features are terrible?

[rokkitmensch]

My pain points were the idiom of passing giant wads of data around in an unprincipled untyped fashion, and then rooting through them like a boar for nuts in the forest later.

"Write tests!" and "use spec" were not great suggestions at the end of the day.