Brian Gaff wrote:
I want one that speaks or can be downloaded in real time to a bog standard
textual file I can read on my computer. (etc)

As Dave said, you don't want a smart meter, what you want is a remote monitor
with appropriate connection to your computer. Too many politicians who don't
know what they're talking about have confused the issue by using the names
and functionalities of two completely different devices interchangably.

JGH