Remember that voting in all of it's forms is community oversight. It's not about giving away a PhD, you don't need to solve the halting problem information just needs to be clear and correct/helpful.
Voting on Q&A is intended to solve the following problem
How do you know that the information in a post is useful?
Without voting, Q&A on SE is largely no better than finding information on a random blog on the internet.
Among other things the Community User rummages around in the sewer and pulls out Q&A that have answers but no votes and chucks them at the front page in the hope that someone will look at them and vote as appropriate. It even has this to say on the post notice
This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.
The easiest way to stop stuff from being bumped by the community user is to simply vote.