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If I were a GNU core utils maintainer, I would not be too happy with this post title

I am one of them. The title of the substack seems fine since it mentions "if you use iTerm2".

The tweet has no mention of iTerm2 which makes it sound like an issue in 'cat', which is mildly annoying [1].

Thanks for all your work.

The post title on 2026-04-18 (when this HN post was made) did not include this qualification: