From appletrailerfs’ website:
“A new version of appletrailerfs has been released. appletrailerfs brings you the Apple movie trailers to the Western Digital TV HD and your PC.
This version introduces a new cache mode that improves performance, especially for 720p and 1080p trailers. The new cache mode is the default one, so no changes are neccesary to [...]

A new version of appletrailerfs has been released. appletrailerfs brings you the Apple movie trailers to your Western Digital TV HD.
Version 0.2.0 contains some new features and bug fixes, namely:

support for all JSON streams from Apple Trailers
more trailers * better sorted, e.g. by last update and genres
added movie posters to file [...]

Plugin and installation notes made by Elmar Weber
Here is the first release of the appletrailerfs for the WD TV. It allows you to view the movie trailers from the Apple Trailer page on the WD TV. In case you don’t know the Apple Trailer page I highly recommend it, you get up to 1080p trailers [...]