There will come a time though, when expensive 7mm scale models will be next worthless, until, possibly they become genuine antiques....now there's a thought.
I simply don't believe this sort of thing.
I hear endless prophesies of doom from armchair pundits and internet correspondents (sorry CME, not intending to single you out here) but reality refuses to conform.
An example, in the shop yesterday a 31 year old guy, bright, personable, no memories of hydraulics let alone steam on BR - considering the possibilities of Birmingham Snow Hill in 7mm scale. No Class 66s there
Another example, 11 year old walks into shop with parent and friends and proceeds to explain in lucid terms the difference between 009 and 00.
Another example, young mother of bright child regular dropper in on Saturdays, purchaser of Railway Modeller - intelligent and well informed, turns out to be project manager for Bristol re-signalling.
Another example, well heeled gent and wife pootle in, just sunk life savings into 7mm RTR project for superb pannier, autocoach and mineral wagons - wife and bank manager coping well so far (ring any bells?)
Hobby dying - utter bolleaux. This is the greatest hobby in the World in probably the best and most buoyant shape its ever been in - forget the doom and gloom and spread the word sez I