Do We Really Need Rockets To Go To Space?

Great video as always, but I was puzzled to see no mention whatsoever of SSTO spaceplanes, or even that there could be that option amongst other technologies you talked about that don't exist yet. The best contender so far that I've seen is Reaction Engine's SABRE engine, and hot off the press news is that they've just partnered with BAE so it's really gathering serious pace. Personally, I think this will revolutionise access to space as well as passenger transport. It's incredible. Here's how it works: <a href="http://www.reactionengines.co.uk/sabre_howworks.html" rel="nofollow noopener" target="_blank">http://www.reactionengines.co.uk/sabre_howworks.html</a>