Appears to be a growing, particularly nasty and worrying trend. http://www.bbc.co.uk/news/uk-england-london-40604002 They deserve a fierce punishment. This is a wanton wrecking of people's lives, utterly gratuitous. Is a restriction of sales a practical possibility? Would seem like a good thing if it was, not that the human mind can't sadly think of numerous ways to inflict hurt.