On 1, Feb 2008, at 5:39 PM, terry mcintyre wrote: > "Hydra" ( apt choice, David! ) While I at first intended it as a minor pun on Hybrid, when reading your reply I realized that there may have been a subconscious nod to Chrilly Donninger and his Hydra chess program. So, I will acknowledge his first use now. Cheers, David