GDPR...rrrse! Mass-mail fail as German biz asks UK resellers for consent to use their dealer data

What's the worst subject line for an email CC'd to world+dog?

Car heating tech biz Webasto's cunning plan to get all its resellers to sign up to say they consented to having their data accessed, as required under GDPR regs, went a bit wrong when the German company accidentally CC'd a large number of people in its UK dealer network."