Sonic Foundry Acid Pro v4.0 released [Now supporting VSTis]

"ACID® PRO 4.0 is the latest version of Sonic Foundry's award-winning loop-based music creation tool that allows professionals to produce original, royalty-free music. Use ACID to create songs, remix tracks, produce 5.1 surround audio mixes, develop music beds, score videos and create music for web sites and Flash™ animations. While this revolutionary tool is intuitive and easy to use, its powerful enough for professional production. Work with a huge assortment of loops in multiple genres. ACID lets users compose using unlimited tracks of audio and MIDI, import and Beatmap complete songs. ACID PRO saves to a variety of formats such as WAV, WMA, RM, AVI, and MP3."

So there you go...