Originally Posted by
aclinjury
alright I'll address a couple of distinct issues here
1. mtb rims have gotten wider over the years, yes that's true, but mtb tires are also have been getting wider too, and mtb tires are still much wider than their rims when compared to a road or gravel setup. So while wider mtb rims have alleviate and somewhat makes the above statement a little less to be of a concerned, the statement is still a valid one since there are still a lot of mtb bikes on older generation rims.
Mountain bike tires haven't grown that much(unless you are referring to +size bikes), but the rims have gotten huge compared to the Bontrager modified Mavic MA40 hoops that were once popular. 2.1" - 2.35" is still the most common range of mtb tires
BTW, you didn't respond to the false claim that "very narrow rims and wide tires causes pinch flats".