i started having the problem a few winters ago. got all better in the summer, then a little worse the next winter. then not quite all better that summer, and a little worse that winter...etc, etc, etc.
not sure exactly what it is(related to dead pixels in a LCD??) but it doesnt effect the performance of the display, just cosmetic
'00 Honda Insight. 207k miles
'94 Geo Metro, '06 Honda CBR600f4i, '93 Mazda MX-3, '91 Honda Civic
Hopeful Future Vehicles:
Honda CBR250r, Jeep Wrangler