In October, Coroner Andrew Walker wrote to social media firms and the government to call for changes, including separate platforms for adults and children.But he said a "culture of compliance and accountability" from technology firms that have allowed this type of content "to spread like wild fire" was needed.'Callous and reckless'Amanda Stephens, whose son Olly was stabbed to death in Reading in 2021 by teenagers who plotted his killing across numerous social media platforms, called the amendment to the Online Safety Bill "positive news".It's wrong - and we need to, as quickly as possible, but in the best possible way - move forward and I can't stress how strongly I feel about this."He said years of campaigning "have led me to not believe in anyone's words but instead judge them by their actions, because it's only when a positive step is taken will I believe it"."