Videos use the XDIV codec which, in turn, can be played with:
Windows users can go
here
and download a
free codec
and/or a
free player. Linux users that use mplayer can go
here
and download the binary codec package. Mac users can go
here
and download a
free codec
and/or a
free player.
Here are some videos of the future engine running.
Hint: use the "loop" option of your player.