I've now published all 5 videos in this series.
If you find yourself needing to create HTML Webresource in Dynamics CRM then I'm sure you will find something here of interest. Part 5 shows how to use the new SparkleXRM Metadata Server that I'll be publishing a post on very soon.
Part 1 - Creating your first SpakleXRM Project
Part 2 - View Model Form Data Binding & Unit Testing
Part 3 - Adding an Editable Grid
Part 4 - Pulling it all together
Part 5 - Adding multi-language support