This looks good, a new software who can talk with our K40 machines.
Not sure if it´s compatible with all five types of controller, but it will show with time. I´m doing a deeper test with this on my HT Master 5 controller later this weekend.
Check out the website: http://www.scorchworks.com/K40whisperer/k40whisperer.html
Here´s a video showing the software.