And there's some men's one out there similar: https://www.hugoboss.com/us/relaxed-fit-cargo-pants-in-itali... https://www.wearfigs.com/pages/shop-products/mens-axim-cargo...
Although as a programmer, no one would bat an eye if I wore shorts to work, even, so I find the author's claims that cargos can't be worn to an office kind of outdated. Maybe he's a car salesman or something and his boss forces his to wear a suit.