He didn't exploit it, there was a bug that he did NOT cause, so you have to pay out in full or I will open a scam report and so will he probably.
I watched him on join.me btw in case you are wondering how I know he played fair.
5.8. ABUSE OF SYSTEM VULNERABILITY. IF, IN OUR REASONABLE DISCRETION, WE DETERMINE THAT AN ACCOUNT SOUGHT TO OR ACTUALLY DID EXPLOIT ANY HARDWARE OR SOFTWARE ERROR, MALFUNCTION, "BUG" OR OTHER VULNERABILITY, WE SHALL IMMEDIATELY CLOSE SUCH ACCOUNT AND ALL ACCOUNT BALANCES, INCLUDING BOTH DEPOSITS AND ANY WINNINGS, SHALL BE IMMEDIATELY FORFEITED. IF, IN OUR REASONABLE DISCRETION, WE DETERMINE THAT SUCH ACTIVITY IS OCCURRING, THE ACCOUNT(S) MAY, IN OUR SOLE AND ABSOLUTE DISCRETION, BE DISABLED AND ALL ACCOUNT BALANCES (INCLUDING BOTH DEPOSITS AND ANY WINNINGS) SHALL BE FORFEITED. IN SUCH EVENT, WE EXPRESSLY RESERVE THE RIGHT TO INITIATE CIVIL LEGAL PROCEEDINGS AND REPORT SUCH ACTIVITIES TO AUTHORITIES IN SUPPORT OF CRIMINAL INVESTIGATIONS AND CHARGES, AS APPROPRIATE.
System vulnerability, software malfunction, Bug are not caused by player, but are exploited by player.
To adopt industry standard, our terms are mostly from that of the giant gambling company, Bodog.
Thanks.
http://www.bitvegas.eu