[Rant] What happened to the UK ISO layout on dedicated keyboards?

Bit of a rant, but what happened for UK sellers to stop providing support for UK-ISO layouts? At best, you get a bastardised version of the UK layout wherein the usual US layout is preserved (’ and " sharing a key, 3 and #, 2 and @) and then the a £ symbol being slapped onto the 3 key to share with #, which is just plain...