Not sure I agree with that.latil wrote:In reality most modern cars will not be able to be mended. Dedicated plastic mouldings that fit only one variant,electronics that even in service sometimes can't be mended,unique mechanical components that can't be got from factors,main dealer only,the list is nearly endless.
The days of needing expensive bespoke tooling to make stuff are numbered...I work in a toolroom that is quietly backing away from toolmaking....
We can 3d print stainless steel at work now, and we are starting with titanium(which is , I'm told, stronger than forged)...., we can do any shape imaginable in plastic. When it gets cheaper to obtain the gear it will be a case of going to your local engineering place with a CAD file on a USB.
It's not perfect, the surface finish is poor, and it's too slow for production, but it's only going to improve over time.
There will be aftermarket ECUs and stuff, certainly for the popular cars. If there is a market for it, someone will make it.
I'm sure people in the 60s and 70s would never have dreamed that companies would be starting up 40 and 50 years later making parts for the cars they had back then.