They won't pass 100% of it on in the US, but in Rural America which tends to be served by small ISPs not having technical support could lower the costs such that there would be some margin in a market that larger companies wouldn't serve because the profitability was too low.

Companies like DMCI that provide the Internet at my parents have high costs for support because it is done locally, and by a small team. They could provide more affordable service in underserved areas.