This thread [1] gives a good explanation of why Skylon should be treated with scepticism. [1] https://m.reddit.com/r/engineering/comments/2wstn6/i_am_very_inte

This thread [1] gives a good explanation of why Skylon should be treated with scepticism. [1] https://m.reddit.com/r/engineering/comments/2wstn6/i_am_very_interested_in_reaction_engines_and/ https://m.reddit.com/r/engineering/comments/2wstn6/i_am_very...