Apart from the 10s of millions that would need pumping into North weald to bring it up to scratch. The runway I understand would need a complete overhaul. It may be long, but its not very strong.
Great Bacon Sarnies though!
However, Southend is on the verge of gaining permission for a 300m extension (Council voted 14-3 in favour. Awaiting Article 14 outcome). The railway station is mid construction, and the new control tower construction begins shortly.