Anagram!!!
Was just browsing the net when I came along this website with various anagrams including...
'Swanwick Air Traffic Control Centre' gives:
Farcical network won't scan? Terrific!
'The Swiss air-traffic controllers' gives:
Collision! Crash! (Writ, re: staff rest?)
'Air Traffic Control' gives:
Not critical for RAF.
but most concerning of all...
'The London Area Air Traffic Control Centre at Swanwick' gives:
Halt now! Reason? Aircraft accident wreck, total inferno.