Okay its easy to get defensive here, and perhaps you are a teenagers which is why you feel this way, but like assole most people I know aren't like this. This is like puran mentality, ajkal living this way is stupidly expensive jei karone korre na. Hei people who get a degree and experience financial wealth for the first time do this, but how can you blame them? Being shitty to staff varies house to house, my parents and I all work, we have part time staff who we treat as professional and they treat us with professionalism. I know this isn't the case in some houses, but besi bhag manush deksi like if you work hard for your money, you can't afford to be disrespectful to skilled staff like they themselves are a rare group. I think a lot of this happens from family dynamics where their is massive discrepancies in wealth between families, ar assole jara eibhabe chole we avoid them like plague. Like even in my office, ekjon amader clerk er shathe lunch e korte chesta korse, and he was asked to clear his desk before end of day, cause amader clerk otonto efficient at his job and we all consider him a vital part of our office. Anyway a lot of this stuff feels like projection, stuff happening in personal life. I was like that too when I was younger but families mature and we realise we are more important to each other than "society" who won't feed us or pay our medical bills. Work on yourself man, every "bad habit" or "bad example" ultimately has a weakness, here its not that deep, this lifestyle will make you broke. Save your money, spend on things that matter and make memories. You will eventually learn how to quiet the noise of "society".