Where did we go wrong?have we lost all sabeki ana party animals?

Why did Bengalis became so conservative?and humble? and westernized? look at how the people of Punjab, Chandigarh parties drinks booze? We used to host “asor in the basor “ with baijis , ghor ghora(hookah) ?yes why are we loosing our roots? Why can’t we visit in Tantra or any bar or pub dressed in Dhuti and Punjabi with side chicks and a Tabalchi.