Could it be interesting to have the main project leaders set up a website allowing everybody to pay hackers to come to your home and set up the required equipment ready-to-use?
Yes, this possibility has been discussed. At this point we've got these meshbox things which are basically plug-and-play meshnet nodes, but they dont extend very far. For the sort of thing you're talking about it'll require local involvement, but it's definitely something that's been discussed at my local meshnet