Note stock up $2.53 today. That's real money!

However some have this concept about:

The 50-50-90 rule: Anytime you have a 50-50 chance of getting something right, there's a 90% probability you'll get it wrong.

The Canadian Press

VANCOUVER - Westport Innovations Inc. (TSX:WPT) has teamed up with global giant Caterpillar Inc. (TSX:CAT) to co-develop natural gas technology to fuel off-road heavy equipment that typically use diesel.

Caterpillar will fund the development program and Westport, a Vancouver-based specialist in engine technology, expects to supply key components for products developed under the initiative.

They say the there's a potential to convert existing equipment using diesel engines to natural gas power.

Westport chief executive David Demers says the agreement is a significant opportunity — although the companies didn't disclose financial details.