Social media firms’ handlings of misinformation and divisive speech reached a breaking point in the 2020 US presidential elections when Donald Trump used online platforms to rile up his base, culminating in the storming of the Capitol building on 6 January 2021. But in the time since, companies have not strengthened their policies to prevent such crises, instead slowly stripping protections away. This erosion of safeguards, coupled with the rise of artificial intelligence, could create a perfect storm for 2024, experts warn.