And they also ignored this one a few years back that had just under 700,000 signatures to "make verified ID a requirement for opening a social media account":
https://petition.parliament.uk/archived/petitions/575833
Ironically, the primary reason they gave for rejecting it was:
> However, restricting all users’ right to anonymity, by introducing compulsory user verification for social media, could disproportionately impact users who rely on anonymity to protect their identity. These users include young people exploring their gender or sexual identity, whistleblowers, journalists’ sources and victims of abuse. Introducing a new legal requirement, whereby only verified users can access social media, would force these users to disclose their identity and increase a risk of harm to their personal safety.