has benefits Nothing unique is issued in terms of how functions are performed. However, there is a desire and need for the comfort of the office when you spend all of your working hours in front of a computer. After using it for more than a year, I've come to the conclusion that I try to bring this keyboard with me even on quick excursions to meetings. I can't argue that it costs almost $10,000 because the keyboard isn't perfect in terms of performance and construction. However, I was unable to locate something equivalent in terms of user comfort. has certain drawbacks faulty software. The stated FLOW function in conjunction with the MX mouse was a major factor in my decision to purchase this specific keyboard. works, regrettably, over time. On occasion, the keyboard is still in use in the previous session while the mouse is moved to the screen of a different machine. This is a highly dangerous situation that could have disastrous results.