"Grid fins worked extremely well from hypersonic velocity to subsonic, but ran out of hydraulic fluid right before landing." "Upcoming flight already has 50% m

"Grid fins worked extremely well from hypersonic velocity to subsonic, but ran out of hydraulic fluid right before landing." "Upcoming flight already has 50% more hydraulic fluid, so should have plenty of margin for landing attempt next month." https://twitter.com/elonmusk/status/553963793056030721 https://twitter.com/elonmusk/status/553963793056030721 https://twitter.com/elonmusk/status/553964281025548289 https://twitter.com/elonmusk/status/553964281025548289