Why run the risk of a business for 1% when you can put it in the bank with zero risk and make more? While the figures are big 1% profit is not sustainable.
Well that's why you're not making profits like this:
Remember, when you're talking BILLIONS, hell even MILLIONS, 1% is a LOT of profit.
Profit is listed after paying things (people included).
EDIT : Oh, and as for the 'bumper profit', how about this bumper loss : http://www.abc.net.a...results/5702174