George Russell has said he's glad to see the back of Formula 1's current generation of ground-effect cars, describing them as "brutal" to drive and revealing that even Mercedes' own health and safety didn't allow a designer to experience how extreme the porpoising really was in a simulator. <br>Asked whether he was happy to say goodbye to this rules cycle ahead of the 2025 Qatar Grand Prix ...<a class='more' href='https://www.motorsport.com/f1/news/george-russell-reveals-mercedes-blocked-engineer-from-dangerous-porpoising-test/10780233/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-F1&utm_term=News&utm_content=www'>Keep reading</a>