Then: Printed maps. Now: GPS.
Then: Ice boxes. Now: Refrigerators
Then: Black and white TVs. Now: Flat-screen TV.
Then: LPs and record players. Now: iPods.
The technological development during the last 50 years is featured on these Australian stamps. I can write a million words on this, about its pros and cons, but that will have to wait. In the meantime, I'd like to point out that phones used to function without having to have batteries or being plugged into an electrical outlet, maps work when the power is out, and I don't think anybody would like an icebox in their regular kitchen.