In the video it didn't say there wasn't a problem on his phone. It said it wasn't as present on mobile.
If the user have to also worry about the quality of his modem, router, distance, etc to have a decent experience then it will be even less likely to satisfy customers.
duduspace11 "Well, since we are estimating costs, Pokemon Red/Blue did cost Nintendo about $50m to make back in 1996"
Mr Puggsly: "Hehe, I said good profit. You said big profit. Frankly, not losing money is what I meant by good. Don't get hung up on semantics"
Azzanation: "PS5 wouldn't sold out at launch without scalpers."