You posted this thread. You even highlighted that Switch won't have a browser at launch.
Given what the response in the interview was, why would you conclude that Switch will never have a browser? The words "at least not at launch" leave the possibility open that a browser could come later on.
And in the meantime he won't be able to use multiplayer or download games from the eshop. Though I guess there is a workaround. I remember when I studied in Japan I had to go to a house near the campus which had unprotected wifi in order to use skype and call my parents since there was no internet in the dorms. It was an intersting experience during the rain season. I guess he could the same.