A well-known cynical joke which has circulated in the paddock for decades goes: if you want to become a millionaire in Formula 1, you should start out as a billionaire. It perfectly captures the capital-intensive, money-draining nature of the series – at least, as it used to be.<br>Because in the past, that saying was certainly true. The hundreds of millions teams managed to bring in each year ...<a class='more' href='https://www.autosport.com/f1/news/how-f1-became-a-multi-billion-dollar-industry/10807108/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=uk'>Keep reading</a>