Today’s featured promo on MacUpdate offers FxFactory Editing Pack for US$49 (51% off, retail $99). “FxFactory is a revolutionary visual effects package which powers the largest collection of plug-ins for Final Cut Pro and Motion. The Editing Pack offers 40 GPU-accelerated plug-ins based on the FxPlug architecture for the highest performance inside Final Cut Pro and Motion.” FxFactory Editing Pack requires the ability to run Final Cut Pro or Motion.