I’ve come up with a set of rules that describe our reactions to technologies:

1. Anything that is in the world when you’re born is normal and ordinary and is just a natural part of the way the world works.
2. Anything that’s invented between when you’re fifteen and thirty-five is new and exciting and revolutionary and you can probably get a career in it
3. Anything invented after you’re thirty-five is against the natural order of things.

From ‘The Salmon of Doubt’, the collection of writings by Douglas Adams.