Yipes. He went into that corner way, way too fast. Tyre pressures and/or new tyres aren't going to beat the laws of physics; that was a hefty impact into that barrier. Glad to hear he was (apparently) properly insured; hopefully it won't be horrendously ruinous. Almost certain that car is gonna be a write-off after a roll.
That helicopter looks quite sweet in that ADAC livery.