The implication of the tweet is that somehow the U.K. standards dropped. In fact the EU changed their standard for consumer messaging, and the U.K. hasn’t adop

The implication of the tweet is that somehow the U.K. standards dropped. In fact the EU changed their standard for consumer messaging, and the U.K. hasn’t adopted a new scale yet. So no. Not deregulation. By the same measure, the U.K. could adopt a new scale where this bulb was listed TRIPLE F. It wouldn’t have made it any more or less efficient in the EU.