Meta has agreed to make significant changes to its platforms as part of an $18 billion agreement with dozens of states. The agreement stems from accusations that Meta's platforms contributed to a mental health crisis among young people. Regulators and online safety advocates have hailed the move as a turning point.

The agreement's impact on Meta's business is still unclear, despite its significant value. Meta is valued at nearly $1.5 trillion, making the $18 billion agreement a relatively small amount.

Further details about the agreement and its potential effects are available, including reactions from Meta and state attorneys general, who have also called on other platforms to make similar changes.