|
Information Junky
Join Date: Mar 2001
Location: an island, upper left coast, USA
Posts: 73,167
|
I'm glad to help.
You may want to look at upgrading to the MX Ergo Advanced. It's rated at 10-million clicks compared to the 100k click guarantee of the M570. And is nicer in many other ways.
__________________
Everyone you meet knows something you don't. - - - and a whole bunch of crap that is wrong.
Disclaimer: the above was 2¢ worth.
More information is available as my professional opinion, which is provided for an exorbitant fee. 
|