It's a negative concept as it goes against the moral fabric of the original 'Harry Potter' story. The series is about much more noble things like friendship and fighting against dark forces. This kind of fanfiction would distort the positive image of the characters.
The negative impacts are numerous. It disrespects the author's original intention. J.K. Rowling created a world full of magic, mystery, and positive values. This type of fanfiction would desecrate that world. It also has a bad influence on the fan community. It can cause discomfort among many fans who love the series for its positive aspects, and it can even lead to a split in the community if some people start promoting such inappropriate ideas.
One major negative impact is that it can harm the reputation of the Harry Potter franchise. This kind of inappropriate concept can make people view the entire series in a wrong and negative light. Moreover, it can be a bad influence on younger fans who might be exposed to such disturbing ideas. It also goes against the moral and ethical standards that the original work upholds, such as respect for others and the promotion of positive relationships based on equality and friendship.
It can also lead to a bad reputation for the fan community. People might start to view the 'Harry Potter' fan community as a place that tolerates inappropriate content if such fanfiction is allowed to spread, which is not fair to the many fans who create positive and respectful fan works.
It can damage the reputation of the 'Harry Potter' franchise. Since it's a beloved series, this kind of inappropriate fanfiction can make people view the whole 'Harry Potter' world in a negative light.
In certain fanfiction, the magical education system in 'Harry Potter' could have a negative impact on Britain. For example, if Hogwarts starts to produce poorly trained wizards due to a change in curriculum or teaching staff. These incompetent wizards might then go on to make mistakes in using magic in the real world, causing accidental damage to infrastructure and endangering lives in Britain.
One major negative impact is that it desecrates the characters and the world that J.K. Rowling created. The characters in Harry Potter are seen as heroes and role models by many, and this type of inappropriate fanfiction taints their image. Moreover, it can also contribute to a negative and harmful online environment where such disturbing content is allowed to exist, which may make some fans feel unsafe or disgusted.
No. Such a concept goes against the values of the original 'Harry Potter' series which focuses on friendship, magic, and the battle against evil. Fanfiction should also uphold positive values rather than creating inappropriate scenarios like this.
It can make the community seem less family - friendly. Since the official Harry Potter works are aimed at a broad audience, this type of inappropriate fanfiction can give a wrong impression and drive away some fans, especially younger ones.
It can alienate a large portion of the fandom. Since the Harry Potter series has a broad audience including many young fans, sexy fanfiction can make them feel uncomfortable or excluded. It also may distort the original image of the story and characters.
It gives the fandom a bad reputation. The 'Harry Potter' series has a global following and is associated with positive things. Fanfiction like this makes the whole fandom seem seedy and inappropriate, which is unfair to the vast majority of fans who engage in positive and respectful fan activities, such as creating art, writing proper fanfiction about the characters' adventures or relationships within the appropriate context of the story.
It can turn away many fans, especially those who want to keep the purity of the 'Harry Potter' world. When such vulgar fanfiction exists, it makes people feel that the fandom is not a positive and clean place anymore. This kind of content also goes against the values that the original series promotes, like friendship, courage and love. And it might make some people, especially parents, reluctant to let their children be part of the 'Harry Potter' fandom.