... Well in hand. Advantage or disadvantage? Since the installation of the mouse, my PC (Windows 7) "holds" over the previous two or three seconds and everything comes back. Usual eve of the settings do not change anything ... I was ready to return the craft when I had the idea to turn off the mouse (switch below) and then pause by pressing gently (classic method ) on the PC switch. While there, nice surprise the day before "holds" and the computer wakes up if there is again the key: it is insensitive to movements on the table, we can move, push the mouse pad ... as Hibernate (which itself poses no problem). Finally, at work, among books, I think it's rather an advantage ...