I know some people on the board have mentioned that the uncleaned chip has more "history" than one that has been cleaned.
The following was done with a dentil pick and 30 minutes.
The Chip Board is maintained by David Spragg
Powered by Tetra-WebBBS 6.30.635.D / TetraBB PRO 0.40 © 2006-2012 tetrabb.com
0 wallclock secs ( 0.11 usr + 0.01 sys = 0.12 CPU)