>>>Noticed the wheel on the mouse was getting a little hard to move, so I popped open the mouse to clean it out. Yikes! Pulled out clump of gunk that was piled up around the wheel mechanism, then picked out the impacted stuff in the wheel itself using tweezers. End up with a rather sizable pile of gunk...
>>
>>That's why you need an optical mouse. Old wheel types were like desktop vacuum cleaners..
>
>So if I have an optical mouse I now need to get a desktop vacuum

naaaw, just more patience. The things not falling to the floor
will conviniently aggregate in the keyboard or be drawn to the screen