What's the Deal with Double Negatives in English?

And so, as the world grows smaller and the influence languages exert on each other gets more and more tangled, there is hope that even the rule made up by a couple of 18-century reformers will be committed to the scrapheap of history. Until then, however, you’d do well to avoid using a double negative in an official situation. Between the four walls of your own home, however, you’re welcome to say “I ain’t got no time” and “I can’t find the remote nowhere”.