However, defining a yardstick will be difficult because the economy is a complex web of supply chains and interlocking pieces with a dynamics of their own. In an interview with the BBC Radio last week, the owner of Mahindra & Mahindra said he just couldn't see any possibility of his company becoming operational before May 2021, since, amongst other things, it doesn't make sense to make cars without the numerous suppliers and sales outlets first reviving and, importantly, until consumer confidence revives.