..Your grandmother shouldn't need to check how many units are online at Loy Yang or whether or not the pumps are working on the Tarraleah No.2 canal before cooking dinner. Nor should your hairdresser in Sydney be checking the weather in Adelaide to decide what price to charge for blow drying your hair. Etc..
..Where it goes wrong however, from the consumer's perspective, is that rational logic has been displaced by something which looks awfully like a casino
. It's not about step generation and efficient loading these days. Now it's all about bid prices, offer prices and gaming the market. Smart meters will almost certainly be used in a similar way, and consumers would be better off without them for this reason..