Your fake example is more convoluted (and less profitable) than just using ads, fake news, and viral marketing to sway opinions.
And don't forget that Google has a vested interest in identifying fake searches, so any large scale attack like you're describing would likely result in your app traffic getting flagged as fake.
Besides, if you really had the ability to push code to millions of devices, and don't mind "being evil", there is a lot more profitable things you could be doing with that influence.
And don't forget that Google has a vested interest in identifying fake searches, so any large scale attack like you're describing would likely result in your app traffic getting flagged as fake.
Besides, if you really had the ability to push code to millions of devices, and don't mind "being evil", there is a lot more profitable things you could be doing with that influence.