Looks like today is International Fuck Marco Arment day.
(no disrespect meant to Marco)
(no disrespect meant to Marco)
His actions here stink of foul play rather than any genuine worry. Maybe he has another side to this – but if he does, telling people to fuck off isn't the way around it.
Too often this is a euphemism for "he's a jerk who's unwilling to consider anyone else's perspective or requirements".
You can kinda get away with that in software development if you're incredibly smart, but it's an awful attitude to bring to any other part of your life.