In fact im wondering about the qaulity of the obsidian. At that time strange we have had a few people post sufficiently askuing about the novag computer but no posts would stay up here to long for anyone to read. As usual the USCF says in its October 2003 magazine that the obsidian is rated 2100 USCF. So much for the potentially advertised 2360 ratin but then look at how much money you're succinct