SINGAPORE-Mr Akbar Khan Omar Khan had been working as a butler for high-priority guests at five-star hotel Grand Hyatt for about 30 years when the Covid-19 pandemic hit. During the circuit breaker last year, his department saw few such guests arriving, so the hotel management offered Mr Akbar and his colleagues the option to be seconded to another company and work in essential roles. These included jobs as safe distancing ambassadors, contact tracers, temperature screeners, warehouse pickers or