Airspace Over London Returned to Open Status

A glitch at the Swanick Control Center caused a temporary closure of London's airspace, leading to severe flight delays. The airspace has since reopened, but delays persist. The Swanick Center, built in 2002, has a history of glitches. Authorities are working to normalize air traffic.

What previous issues have occurred with the Swanwick Control Center?

What were the expected consequences of the airspace closure?