pixel art, as well as various image packs/mods to make the world feel more "Equestrian". Their sun and moon have been modified to better reflect their actual source content.
They are also looking to re-create those 3D statues (with the stupid sexy plot in tact...).
Their main goal here seems to be scale, and using ridiculous amounts of blocks to cover the world in pixel ponies. A noble goal to be sure!
Currently access to the server is limited to a select few, but they are willing to invite people to join from the comments below for some of their larger projects.
Also check up the map that updates over time for it!