Color sensibilities evolve. So what was true 20 years ago may not be true now. Brown and black being not a good color combination has merely become a myth now. And there is no reason for you to try out this wonderful combination as well.
There are many ways to wear brown and black together, Wink n Pout will show you the top three. The only trick however lies in the particular shade of brown that you use. Mid browns to light brown almost bordering to the tan color are best with black. Have a look!