This is why I am a shorts and tee shirt guy and not a worrier instead a lover
I always thought pants were worn through out history due to colder climates. If they wait for people like me to buy or have them tailored, their family would starve.
https://www.archaeology.org/issues/146-1409/trenches/2381-china-worlds-oldest-pants
Interesting how they know gusseted crotch allow ease of movent. I have had gusseted shorts and pants, they are great and doesn't press up against the boys