I would hazard a guess that 99% of the UK population are unconcerned by this change, let alone worried, but I appreciate your concern.
I think this law has had some unintended consequences and been rich pickings for the legal profession and the press.
Can the rights of the individual usurp those of society as a whole and it's elected government?
In a similar vein, a bill to curb radical preaching may be a wrong move, driving it underground.
I wonder if it would be better to confront the ideas with well reasoned arguments against. The pen being mightier than the sword.