Duolingual isn't only a beneficial resource for those interested in acquire a new language. It also has become popular with language aficionados. However, unfortunately, it seems that even this popular platform also falls victim to the infamous Rule 34 phenomenon.
There are countless people stumbled upon that Duolingo ️ + Rule 34 combo are out there. It may come as a surprise, but evidently, there are fan-made illustrations based on figures from Duolingo that follow the infamous principle which states that "if it exists, there is porn of it."

Bea Duolingo Rule 34