I adore my g13 and g600 for all the great buttons they give me, but i'd also love to see them refreshed. lightspeed is great new stuff; shove it in! I'd buy
Logitech G600 MMO Gaming Mouse RGB | 20 Programmable Buttons (12) Side Thumb -US 97855088055 | eBay
Logitech G600 MMO Gaming Review - RTINGS.com
Logitech G600 MMO Wired Optical Gaming Mouse Black 910-002864 - Best Buy