We're hearing whispers that Adam Bosworth, ex-Google and Microsoft engineer who created XML and the Access database, will soon join hot social network Facebook. Not 100% on this yet — Facebook PR head Brandee Barker is traveling and unavailable for comment — but the rumors seem strong and very plausible to us. If true, this sheds new light on Bosworth's swift and sudden departure from Google, where he was head of Google's beleaguered health project. The most surprising rumor is Bosworth's supposed new title: Vice President of Engineering, a position currently held by Facebook co-founder Dustin Moskovitz. Know anything more? Please fill us in.

Earlier this week, CNBC asked me to come on the air to discuss Facebook's legal woes. Click to viewI've spent days immersed in legal filings, and the clip, above, just scratches the surface of what I've learned. Next week comes a critical moment for Facebook, the red-hot social network that has captured Silicon Valley's imagination, and its founder and CEO, Mark Zuckerberg. After the jump, I explain why Zuckerberg will face a moment of reckoning next Wednesday, July 25, and detail a timeline of Facebook's legal battles.