Electronics don't usually last for more than 30 years. Pre-2007 cars can be driven for that long because they had minimal electronics and relatively oversized manufacturing. This was because managers hadn't yet taken charge of reducing material thickness to the absolute minimum.
> Pre-2007 cars can be driven for that long
Even in the final years of the 20th century it was considered a big deal and a testament to a car's quality if it got past 100k miles. Even in the decade before that it was common for odometers to only have five digits, because most people would never need the sixth.
> This was because managers hadn't yet taken charge of reducing material thickness to the absolute minimum.
Henry Ford sent people to junkyards to see what parts hadn't failed, in order to make them cheaper.