Robinhood plans to launch a futures and derivatives exchange with Susquehanna in 2026 and says it's buying MIAXdx, which clears and executes derivatives trades (Hannah Erin Lang/Wall Street Journal)

Italy's competition regulator is expanding its investigation into Meta's policy that excludes rival AI chatbots from WhatsApp, a probe that initially began in July. This scrutiny reflects concerns about competitive practices in the AI messaging space and the implications for user choice and innovation.

Harmonic, the AI startup co-founded by Robinhood CEO Vlad Tenev, has achieved a valuation of $1.45 billion following a $120 million Series C funding round led by Ribbit, bringing its total funding to $295 million. This milestone underscores the growing interest in AI technologies that focus on mathematical accuracy and reliability.

Meta's financing structure for its $27 billion data center in Louisiana relies on specific accounting assumptions that allow the company to keep debt off its balance sheet. This financial engineering has raised questions about the sustainability and transparency of such practices in the tech industry.

AI is increasingly utilized in American journalism, with a recent audit revealing that approximately 9% of articles from 1,500 newspapers are AI-generated, particularly in smaller outlets and specific topics like weather and technology. Opinion pieces from major publications show an even higher prevalence of AI content, being 6.4 times more likely to include AI-generated material.