On Tue, 29 Oct 2019 12:46:37 +0000, Roger Hayter wrote:

Are you basing your assessment on the silly newspaper story that
implied they were helping their customers to use less electricity
and thereby save money? That story is nonsense.

The story isn't nonsense, its a real proposal apparently backed by
results from trials. Not sure why people are rubbishing the idea
based on some hand waving arguments.