New Delhi, Aug. 13 -- Covid-19 has changed everything - how we greet each other, work, dress, shop, learn, travel and even marry. It has achieved something which no amount of advertising could do - change consumer attitudes and behaviour in a matter of weeks.

B y Neeraj Bahl

Covid-19 has changed everything - how we greet each other, work, dress, shop, learn, travel and even marry. It has achieved something which no amount of advertising could do - change consumer attitudes and behaviour in a matter of weeks.

It was a bolt from the blue for Indians, who had never experienced a massive nationwide shutdown in their lifetime. The initial days of the first lockdown led to anxiety and fear, causing panic buying of groceries and hygiene product...