We cannot ignore the elephant in the room. In the Switch modding community, "NSP" refers to a dumped, installable file from the eShop. When people search "Arcade Archives vs Super Mario Bros NSP eShop," they are often comparing:
He went back to Super Mario Bros . Beat Bowser. Saved the (supposed) princess. Felt great. Hollow. arcade archives vs super mario bros nspeshop
Many of the famous shortcuts from the NES original are removed or altered. 🍄 Super Mario Bros. (NES / NSO) We cannot ignore the elephant in the room