And outside of coop couch, the switch pales in comparison on just about everything else.
Game prices: higher
Feel in hands? Awkward
Removable controllers: pop off or loosen during solo gameplay causing everything to pause in order to fix it, which can, but isn't always, be a quick easy fix.
Plus, games like Animal Crossing that allow coop couch still demand individual switch consoles if you want the full experience for multiple people.