4 ms·They should be investing in reusable launch systems.by johndevor 2y agoThey should be investing in reusable launch systems.nradov 2y agoWhy?dgrin91 2y agoBut thats totally unrelated? This isn't about a rocket, this is whats on the rocket. Also its basically a helicopter, so it is a reusable system.johndevor 2y agoIt's also about 3.35B dollars.