Its only future is to have a smaller passenger operation and to increase the other activities. That peel have not had the business nouse to realise and follow this tells you all you need to know. They spent the dosh on car parks, silly marketing and signs, should have spent it on Hangars.
Airports on a par with DTV - Norwich, Humberside, Oxford, Cambridge, Southend, Coventry, Manston, Blackpool, all have a varied mix of GA, Maintenance, Paint shops, Training, Storage, Crew Training, Specialist freight, Offshore support, aircraft dismantling etc etc.