He might have interest in this domain.  Feel free to forward this thread to him.

MarkKarpeles.com which was registered by someone for personal use, and he would now like to see if anyone is interested in the domain name.

Auction ends: March 3, 2014 at 23:59 GMT
Starting Bid: BTC 100.00
Minimum Increment: BTC 5.00
Escrow: No, but open to a mutually agreed entity
Buy It Now (end auction early): BTC 1000.00

Good luck!