Attendees at TechEd, from a Facebook albumSince the first moments of Satya Nadella's keynote on Monday morning, TechEd has been popping with activity for 8,600 attendees. Speakers explained a vision of the cloud OS, an infrastructure that provides secure, manageable connectivity for all the PCs and devices business users will require to be successful in the mobile economy. From enterprise to SMB to individual users, Microsoft laid out a technical path in hundreds of conference sessions (you can still watch live) and in a series of keynotes and blog postings on Windows 8 for business, building Windows 8 apps on ARM, Visual Studio, private cloudSQL services on Azure and Microsoft's experience running its Bing decision service on Azure. Dig in to the TechEd goodness here on the new Server & Tools Blogs network, and check out the TechEd site for more resources.