"It has long been a bubear of mine that advertising has successfully convinced the majority of people that new=good and old(fashioned)=bad."
Indeed
In the case of things like Brooks there are elements of retro/fashion/cool.
In the case of Brooks saddles, for many people they 'work', which some will see as a 'bonus' - function on top of fashion!
The (excellent) function of Reynolds tubing (particularly 531) was sidelined by the 'fashion' for CroMo (various spellings are available) - not because it was better but because far eastern factories were (predominantly) welding not brazing.
Sturmey Archer three speed hubs were deeply unfashionable in the face of multi-geared mountain bikes.
The manufacturing of them left England after some dubious ownership/financial dealings. Without that the name/product may have died.
Now they're available in fashionable(?) coloured options!