[mprovost]

> I wonder if, in 20 years, petrol cars will the preserve of the very rich and the very poor.

That's certainly the way it's worked out with horses after petrol cars took over.

[elygre]

We will have some Amish people driving around in petroleum cars, trying to preserve the old days and the old ways.

[dietr1ch]

It won't be Amish, but there'll be for sure people cherishing the old days when cars were simple/fun/different.