Experts are excellent. Specialising in a subject created professions and professionalism, giving birth to the middle classes, the foundation of Britain's wealth
Despite claims to the contrary, Britons are not dismissive of those with expertise. It is so-called (and often self-appointed) gurus you should beware.
One area with more than its fair share of gurus – and where people have lost significant amounts of money - is cryptocurrency. With their voices amplified through social-media platforms, the cryptoevangelists talked a good