How does Traynor's "genius" I.T. friend get an IP address from
Quite easy. You post a status with a link that's only visible to the stalker. When he visits the link, you have his IP address.
...the petrol their cars run on
While the market for plastics is huge, it is dwarfed by the gas market.
Once there's no need for gas - production will shift to converting petrol exclusively to plastics, wax, asphalt, lubricants, etc. You can create plastics from many sources - vegetable oil, sugar and
I've noticed several design suggestions in your code.