Matt Porter presented "What's Old Is New: A 6502-based Remote Processor" (pdf) at the Embedded Linux Conference - Europe
To my untrained eye, this looks interesting and opens up a world of new possibilities for the processor that never says "die".
from:
http://forum.6502.org/viewtopic.php?f=4&t=2331
One of the things on my radar is to trully evaluate emulating the 65xx family in FPGA.
Bil