Sorry - I'm afraid you were wrong on almost all, if not all, counts. Tunnel is pressurised - wrong. Use of the word "loop" means that something is 'recycled'

Sorry - I'm afraid you were wrong on almost all, if not all, counts. Tunnel is pressurised - wrong. Use of the word "loop" means that something is 'recycled' - wrong. Parallel tracks used for acceleration - wrong. Carriages help push each other - wrong. Internet analogy - wrong. Summary: scaled up pneumatic tube - wrong.