"Dr Hans-Jakob Schindler, senior director of the Counter Extremism Project, a think tank, believes the platform will remain 'toxic until regulation is introduced'.

'The issue with Facebook is the combination of a hermetically sealed platform that is not actually open to outside analysis or audits, coupled with an absolute commercial drive to grow and to increase profits at all costs, and it is situated within a whole unregulated industry with next to no liability risks,' he told The National."