Other major airports have exactly the same issues surrounding the timing of infrastructure investment and do not have outmoded and decrepit terminals
MAG know that they have issues to resolve at Manchester Airport. That is what the redevelopment plan is all about. But whilst their facilities are not the best out there they're very far from the worst. Holding for gates is common at many airports including some prestigious names. And at many of those you end up on a remote stand for bussing more often than not.
Nobody is pretending that MAN is a state-of-the-art 'Nirvana'. But some seem keen to portray the place as far worse than it actually is.