A recent tweet by the UK PM's official account suggested that we entertain ourselves by baking. It appears the Great British Public don't need much encouragement on that front, as replies to the tweet complained that flour was in short supply in shops. But the government's seemingly harmless exhortation to eat cake and carry on is dangerous and irresponsible, and is part of a problem that goes far deeper than shopping difficulties. My recent Facebook feed has been peppered with pictures of simnel cake and easter eggs, and I've been hearing the same messages from friends over and over during [...]