Twitter comes for Substack
There's reason to celebrate — and to worry
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Character.AI cuts off teens from their companions
It's the first big developer to say AI companions aren't safe for under-18s. Will others follow?
OpenAI completes its restructuring
PLUS: ChatGPT users’ surprising questions for Sam Altman + Grokipedia launches
OpenAI maps out the chatbot mental health crisis
Millions of people are sending messages to ChatGPT each week suggesting emotional dependence or plans for self-harm, the company says. Will an updated model protect them?
Five ways of thinking about OpenAI's new browser
Hitting close to Chrome