You can now download Knack v.0.5
Not many new features this time, just many bug fixes and code cleaning/refactoring.

Here is the changelog:
*** v.0.5.1869.34652 (12 february 2005)
- new: MidiIn blocks now have a DeviceID property
- new: Multiple selection and dragging
- new: CTRL-Clic to add/remove from selection
- change: Code cleaning and refactoring
- change: Some graphics improvements (new arrows, selected blocks coloring)
- change: Changed the installer icon
- bugfix: Many scrolling and snap to grid bugs fixed