200e

can someone explain what setting a breakpoint is doing on a 256e? the  
linear transformation part is intuitive, but i don't quite understand  
what setting the breakpoint values is accomplishing.

also, i have an extra 256e for sale. email me off-list if you're  
interested.

thanks,

-jon

"There are no differences but differences of degree between different  
degrees
of difference and no difference."
- James, William. "Subjective Effects of Nitrous Oxide." Mind. 1882;  
Vol 7.