The new rules requiring travellers to isolate themselves for 14 days after returning from Belgium seem to be voluntary. As with the quarantine imposed on arrivals from Spain last month, there seems to be no intention to try to enforce the rules or even to check up on people after they have left the airport.
The same problem besets the track and trace system: there seems to be a large minority of people who won’t be tested, won’t pick up the phone to contact tracers, and won’t isolate. People don’t want the inconvenience of isolation, and don’t want to be the cause of imposing it on others.
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