If relevant adversaries don't know which computer to burn the exploit on, then they won't burn it on the right one.
When you start successfully reaching many people you can be sure that security agencies will start watching you.
If you vocally oppose your tyrannical government, you won't avoid a bomb on your head. In the best case you'll get a bullet through your head. Worst case, you spend a lifetime in a prison.
"It’s the reductionist approach to life: if you keep it small, you’ll keep it under control. If you don’t make any noise, the bogeyman won’t find you. But it’s all an illusion, because they die too, those people who roll up their spirits into tiny little balls so as to be safe. Safe?! From what? Life is always on the edge of death; narrow streets lead to the same place as wide avenues, and a little candle burns itself out just like a flaming torch does."