Opinion & Advice wanted buying the wife a car...

its not a bad idea
its a terrible idea
first and foremost because it is not what she wants
second because its not what she wants
now I love old vehicles and have used 20, 30, and 40, year old cars and bikes as my daily drivers most of my life,
but I would NEVER expect someone else to do that, it just wouldn't be fair to them,
it is something you do because it is in your blood, but it is not practical