mfritze@... wrote >We didn't had time to optimize to plugins, only the internal engine is >optimized yet. But on a G4/400 (old board) we could easily play 64 stereo >tracks via the sound manager with less than 50% CPU load... The new boards >will be faster :-) And we will include more and more Velocity Engine code >into Logic over time. What hard drive/ data bus were you using? SCSI? Firewire? IDE? If my maths serves me correctly, 64 stereo tracks (128 mono) at 16 bits 44.1K equals a little over 10 MB per second throughput. That's would be one hell of a hard drive...... ==/==/==/==/==/==/==/==/= Paul Najar Jaminajar