And have never seen this.
However I am encountering more and more machines in dire need of basic maintenance. That is, the cleaning of the vents and heatsinks.
I am running Mandriva One Linux 2011 and have found that Gnome desktop
will let a Logitech USB vx Nano wireless mouse work ok however KDE desktop
This is unusual as both are running the same OS.
The system is a 64 bit ASUS laptop.
The cursor is also jumping alot.
The old days would just say an IRQ conflict is at play.