The first update to Audiobus 3 arrived today, adding a "clear session" button and blazing fast 64 samples latency option. You'll probably need bleeding edge devices to pull that off, but it will be glorious if you can!
What's new in Audiobus 3 v3.0.1:New Features:
•Added a clear session button: Please clear session before closing Audiobus.
• Improved labels for Hardware MIDI Input and Output ports
•Added 64 samples latency option
•Double tapping mixer volume slider resets value to 0dB*
•Double tapping mixer pan knob resets pan
•Fixed state loading issues with MidiFlow Apps
•Fixed background launching issues
•Fixed a crash when loading presets
•Fixed errors with multi instance MIDI receiver ports
•Fixed broken Audio Unit Extension view in iPhone Portrait
•Receiver apps show system inputs correctly
•Fixed crash when apps with missing ports where added to MIDI Input