The famous privacy advocate Max Schrems took the Facebook owner Meta to the European court of Justice and got a key ruling last month. This could have a major impact on online advertising and how personal information is handled by the big social media giants.  The ruling led to Meta changing its terms and conditions and to criticism from One of its Directors Nick Clegg.  But what exactly do companies need to know? To discuss further Joe spoke to Bryony Long is the Co lead of Lewis Silkin’s Data, Privacy and Cyber Group.