It was not just a "leak" this was literally on their website a year ago: https://arstechnica.com/gadgets/2023/12/no-a-marketing-firm-isnt-tapping-your-device-to-hear-private-conversations/
Marketing people bullshitting to get investor money. Anyone can imagine non existent technology and lie on the internet, you don't have to believe everything
tl;dr: no. The article shits all over the question. Newsweek is still trash.
Still it looks like CMG pitched a plan to serve ads by listening to user conversations. Of course CMG and their clients are gonna deny it.
It was not just a "leak" this was literally on their website a year ago: https://arstechnica.com/gadgets/2023/12/no-a-marketing-firm-isnt-tapping-your-device-to-hear-private-conversations/
Marketing people bullshitting to get investor money. Anyone can imagine non existent technology and lie on the internet, you don't have to believe everything