Yes they're so obvious that you can comment without mentioning them. Look there are mag lev trains in Japan that run on superconductors. By all means you can p

Yes they're so obvious that you can comment without mentioning them. Look there are mag lev trains in Japan that run on superconductors. By all means you can put that tech in a tube and call it a hyperloop. Absolutely feasible. https://en.m.wikipedia.org/wiki/SCMaglev https://en.m.wikipedia.org/wiki/SCMaglev