Record a game demo with Sound Stage...Tutioral

here is a quick tutorial on how to create a demo video of your game using the new soundstage app.
Finished Product:

Tutorial:

sound stage $4.99 in mac app store:
http://soundstageapp.com/
Finished Product:

Tutorial:

sound stage $4.99 in mac app store:
http://soundstageapp.com/
Comments
http://doubledoggames.com/wp-content/uploads/2011/03/screencast.pdf
preview:
http://doubledoggames.com/wp-content/uploads/2011/03/Backgound_soundsatage.jpg
but yes, there are so bad fps
cheers.
Any way to solve it?
Maybe a faster video will help, but not to much...