Using some Silverlight effects, CrocusGirl has created one very colorful animation.
The Grid container is sometimes compared to the HTML Table; but I’d rather consider the Grid as a matrix and with this in mind, I decided to add some matrix magic to it. [...] My initial plan was to create dynamic squares in each grid cell by moving along the edges of the grid until I would reach the center.
In this example Paul Yanez demonstrates how thumbnails could be dynamically created by using DispatcherTimer thereby eliminating the need to click.
In the previous example “Creating thumbnails of video frames with WriteableBitmap in Microsoft Expression Blend 3″ the user was able to create thumbnails by clicking on the video display.