If something like this was in widespread use it would have much more impact since countries would see whole swathes of the internet immediately go dark when they make stupid laws.
I totally agree but the UK government – particular Labour – doesn't want people to take responsibility really, because that would take from their own 'power'. There's nothing the UK loves more than a stupid population hooked on benefits and devoid of education, critical thinking and financial freedom.
I think the Greens are opposed to it, and maybe Reform in one of their populist speeches, but the majority of UK representatives seem to support this law.
Based on this poll, most Britons also support the OSA: https://www.ipsos.com/en-uk/britons-back-online-safety-acts-...