Bug left and click click of the knob at the end of one month

The classic left-click and the click wheel bugent. They perform a "double click" instead of a "single click." Imagine all the problems that the mouse created: Opening a file instead of a simple selection of the file, select an entire text box instead of a simple word, closure of two tabs with the wheel instead of a, etc ...

It's too late to go back but I do not forget for whom I bought it!