The difference is you can remove the LG adware without any serious downsides. Removing auto-installing drivers would have serious downsides for the average person (meaning not cyberspace experts on forums such as this).
The proposed solution to this huge issue in windows isn't to let average users fend for themselves, no one is arguing that.
Luckily, Microsoft doesn't have to do anything, and the free market is already solving this. Most people will buy hardware with annoying ads exactly once, then they'll find another alternative. This natural self-correction makes the tradeoffs above even more serious by comparison.