Half the grid, and possibly even more, are threatening to quit over the rules and governance spat with Max Mosley, but many hours of meetings in Monaco sparked signs of cautious optimism.

• 半发车，甚至可能更多，威胁要退出的规则和治理口角莫斯利，但许多小时的会议在摩纳哥引发了谨慎的乐观迹象，行政长官.