On a new-to-me ThinkPad T440p, I’ve had the worst time with the TrackPoint. First, the stock configuration has a horrible touchpad - which shouldn’t matter if you don’t use the touchpad, but the horribleness of it is that the physical buttons that should be on the top of the touchpad, and are on the touchpads of models preceding and following the **40 line, are not there. But one can replace it, and so I did. The T440p is nice in that servicing the fan and other internals of the machine...