Originally Posted by veganbikes

Get her a Mid-drive without all the whackiness. Removing a bunch of cables and odd disc brakes you need to realign each time sounds like a nightmare. You could also go tubeless and use sealant and liners and such but still all of the previous to fix a flat is a nightmare.

Those tubes might help out, I know there is a least one BMX tube like that so there is probably something to it, to at least get you home.