I agree with this statement, and I'm in the US. My manager wears cargo shorts to the office, but I'd still raise an eyebrow if you wore them to an interview.

I agree with this statement, and I'm in the US. My manager wears cargo shorts to the office, but I'd still raise an eyebrow if you wore them to an interview. The key is to dress up "a little bit". Wear what would you wear for a "big day" - presenting at a conference, demoing for a customer, or a one-on-one with your boss's boss. Some places, that's a clean t-shirt and your best pair of jeans. If you're fixing healthcare.gov, that might be a suit and tie.