Tim Cook joins the billionaire club as Apple nears $2tn valuation

Apple has thrived under Cook's leadership with the iPhone X and a move into subscription TV

Apple chief executive Tim Cook has joined the billionaire club as the iPhone maker is poised to become the US's first $2tn company.

Apple's performance has so far proved to be coronavirus-proof, crushing Wall Street expectations in each of the last two quarters, and pushing the company's market value to new peaks just below $2tn.