Microsoft said 2024 was going to be “the year of the AI PC,” and it looks like that’s ringing true already. Microsoft appears to be readying a new generative AI feature for its Notepad application that’s built into Windows. While the software giant hasn’t officially announced it, eagle-eyed Windows watchers have discovered code in Microsoft’s latest test builds of Windows 11 that indicate a new “Cowriter” feature could be on the way soon.