Just because it’s a different syntax than you’re used to reading in another language doesn’t make it ugly. If you’re used to reading it and work in the language regularly, it actually looks quite clean.
This sounds like a Windows user who can’t stand macOS because they don’t know where anything is.
Your post downvote edit assumes your opinion here is objective. It isn’t.
collect: [ :keyAndValue | (keyAndValue splitAt: '=') last ].
is why.
EDIT: (it's been a few months since I used it, so I) made a mistake in the syntax (declared local variable instead of a formal block argument), it's fixed now.