Home Marketing Facebook is banning all ads promoting cryptocurrencies – CNBC (01/30/2018)Business and EconomyMarketingFacebook is banning all ads promoting cryptocurrencies – CNBC (01/30/2018)By Michael Swanson - January 30, 2018 “This policy is intentionally broad while we work to better detect deceptive and misleading advertising practices,” wrote Rob Leathern, one of Facebook’s ad tech directors. “We will revisit this policy and how we enforce it as our signals improve.”