50 knots might be old news but it's still insanely fast and there are still less than 10 people to have ever passed that barrier. Yesterday in Luderitz it looks like 2 people reached it with more confirmations coming through. Here is a POV speed run from Jacques van der Hout to give you a feeling of what it's like to fly along the trench at 50 knots with a wall of sand within touching distance.