Not really, I think there are better and more mature tools for doing that (like appear.in or Skype) out there. frop.io is quite special in that it does not do s

Not really, I think there are better and more mature tools for doing that (like appear.in or Skype) out there. frop.io is quite special in that it does not do screensharing at all, but just transmits the content, being super bandwidth-conserving.