MISHNAH. AND THESE ARE INELIGIBLE [TO BE WITNESSES OR JUDGES]: A GAMBLER WITH DICE...
R. Shesheth said: Such cases do not come under the category of Asmakta; but the reason is that they [sc. dice players] are not concerned with the general welfare.
I.e., they do not contribute to the stability of civilised society.
(Source provided by TIDESociety reader Yehuda)