Binance should have checked these earlier, but it's not too late now. If you could get the real names of your relatives, I wouldn't be envious of you making money off Alpha.

Many studios now use technology to create hundreds or thousands of accounts, and if this continues, all the real users of Alpha will be driven away. Bad money drives out good money, and by then Alpha will really be in trouble. That said, Binance's actions are indeed protecting retail investors.