[Ben Ficklin]

How America and the European continent got hooked on nicotine, and how the new world got hooked on slavery.

The first cash crop grown in the new world for export to Europe was sugar(cane), then tobacco and cotton.

People that use tobacco and/or coffee work harder and their minds churn faster than those that don't.

[MrEdd]

That’s pretty silly.
The Native Americans were really good at slavery long before Columbus.

[piasa]

People that use tobacco and/or coffee work harder and their minds churn faster than those that don't.

That's only because they irritate everyone else.