Yes, it is extremely rude, disrespectful, and inappropriate to fart in anyone's face, including an autistic girl or anyone with any other condition. Such behavior is considered offensive and harmful, as it shows a lack of empathy and respect for the other person's personal boundaries and dignity.
Individuals with autism or any other condition deserve to be treated with kindness, understanding, and consideration, just like anyone else. Engaging in such behavior is not only rude but also potentially harmful to the person's emotional well-being and can create a hostile and uncomfortable environment.
It is essential to be mindful of our actions and treat others with respect, empathy, and compassion. Engaging in offensive or disrespectful behavior is never acceptable and goes against the principles of basic human decency. Instead, we should strive to create an inclusive and supportive environment for everyone, regardless of their background or abilities.