If you want to know what SOA means, David Chandra created a nice and easy to read post called “SOA for beginners”

Want to start with Web 2.0: How To Get Started With Web 2.0  and if you feel a strong need for explanation about Enterprise 2.0? Then visit: http://www.slideshare.net/slgavin/meet-charlie-what-is-enterprise20

Need some more info about Popfly and Silverlight?

PopFly:

• Popfly … mashups in 30 seconds
• MS Popfly Video - How to Build Gadgets and Widgets
• SharePoint and Popfly integration — yes, really!
• Popfly Block SDK First Look - Part I
• Popfly Block SDK First Look - Part II
• Comparison of Yahoo Pipes to Microsoft’s PopFly
• CodeProject.com: “Meet Microsoft Popfly: Part I - Mashup App Creator Built On Silverlight”
• Popfly versus Yahoo Pipes

Silverlight:

• Using Playlists In Silverlight
• Silverlight for Windows Mobile
• A Cross-Domain Silverlight Channel 9 VideoRSS Player
• Posting to Silverlight Streaming
• CRM and Silverlight Integration
• Silverlight: Creating Video with Timed Overlays
• Silverlight and Expression Blend tutorials for hungry designers
• silverlight: get 40 controls for free
• Silverlight Gears of War Demo
• You want me to deploy what??? - Silverlight deployment
• From A to Z… 50 Silverlight Applications