On any public platform poor content is bound to be published, especially when there is money involved. There are many who want to earn a quick cent or two - which is what a generic one-line comment can get sometimes.

So what could be possible solutions? To start with, upvote good content so that the rest fades away on its own. A second solution could be to create as much good content as possible - given each individual's time and propensity to expend effort. I think these two things alone can make a big difference.

Clicking on the "new" tab above and scrolling down the list of posts is an opportunity to separate the wheat from the chaff. So let's make the best of it.