Possibly not in the very specific context of the licence text, but frequently in other contexts as for example on startup in Server busy - rhino startup message
50 + hits on a discourse search for Server Busy. Enough, one would think for McNeel to want to get to grips with this (admittedly difficult to track down) issue. Just to be clear I have seen this on a daily basis on one machine over the course of a year or so, during which time I never saw it with any other software (and I had a broad spectrum installed) so it doesn’t have to happen.