Why Not Objective-C

Brent Simmons · 18 Feb 2026

Brent Simmons did not write this page.

Every claim below was made in this piece, quoted word for word and numbered in the order the piece makes them, so you can read it there rather than take our word for it. The sentence above each quote is our reading of the claim, not their wording. Each quote was checked against a stored copy of the page at build time; where the two differ, the quote is the fact.

Our reading
When many engineers work on a project, it should be in a language everybody knows well.

Their wordsWhen you have many engineers working on a project, it’s best if the language you use is one everybody knows well.
Our reading
Replacing Objective-C code with Swift is clearly a win.

Their wordsReplacing Objective-C code with Swift is clearly a win.

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The other pieces are the ones whose claims are worded most like this one's. That measures language, not agreement: they may argue the opposite.