Yes, I agree it doesn't always happen, but in aggregate it typically does. For example, Borders didn't get on with the digital trend, but B&N did. I agree that

Yes, I agree it doesn't always happen, but in aggregate it typically does. For example, Borders didn't get on with the digital trend, but B&N did. I agree that any one oil company might not be forward-looking enough, but overall, there will those that do and those that don't, and you can't assume any one company is in the latter group just because of their current industry.