In the past cheetah used to flag and that could dent your reputation and incessant flags from it, could to your account being on a blacklist. Now cheetah is friendlier but still has effect as some voters have cheetah as part of their voting parameters and simply won't vote. More veteran curators look for things beyond quality when it comes to upvote. Basically, they read between the lines and may still vote. Overall, if your post is developed from a popular subject and online resource, it is essential to really study or learn the subject and write out your post in your own perspective. Proper paraphrasing is key, so that how your sentiments are related are the same as another person's. if you are bringing in materials from you own resource elsewhere, simply state beneath your post, that your post was originally published there, so that curators will have more freedom when it comes to votes.
Here is a bit of history: