Yes, which costs money, which is exactly my original point. It's not because "Oh I'm so hassled because customers are dumb", it's "No, hiring people to do support would cost us money, which we don't want".

> Remember that ISPs often have people who come to your home to hook stuff up.

I can't recall a single time a technician wasn't required to come to my flat/house to install a new router. I'm based in Spain, maybe it's different elsewhere, but I think it's pretty much a requirement, you can't setup the WAN endpoint or ISP router yourself.