A global travel divide is deepening as some countries ditch Covid-19 restrictions including quarantines, isolation and even mandatory testing for good, while others cling to years-old curbs.
Lingering barriers to travel in Asia in particular are isolating the region and its tourism-reliant economies, just as the recovery in Europe and the US accelerates. In the UK authorities are dumping unpopular pre-flight tests and now only require proof of vaccination as they strive to normalise international air traffic.
