Not even a month into a wary, tentative resumption of operations, the Mumbai entertainment industry has already hit a few obstacles. When the Bachchans, barring Jaya, tested positive for Covid, Abhishek had begun to dub for his streaming debut, Breathe: Into the Shadows. Bachchan Sr was to shoot for Kaun Banega Crorepati Season 12 in September, but we’ll have to wait and see how that goes. Meanwhile, producers of Abhishek’s two films, The Big Bull and Bob Biswas, have had to factor in delays in the shooting schedule, given that the actor will be required to quarantine for two weeks after being discharged from Nanavati Hospital, where he is currently recuperating. The case of the Bachchans is a rude reminder that the industry’s road to recovery is fraught with challenges—and…