0 is there documentation somewhere that answers questions like:
0-2. i added some documentation to the README
3. I added an extra command to pwm which is /h which returns if the pwm on that pin is hardware or software.
4. It doesn't seem like the softPWM library exposes that ability.
5. it should be possible to send commands using the OpenSoundControl object in Max. I tested it out and it worked fine for me. make sure you follow the message with a bang to output the bundle.