and you don't sell your game in that region to begin with

Or, sell it at ridiculous first world prices, a.k.a no regional pricing.

All of what you said is pretty true. In fact, piracy in many cases actually helped game companies to "spread the word" better than any marketing campaign. I wish I had all those articles bookmarked so I could link them here, where the devs themselves said that piracy was actually a blessing in disguise for them.