She is actively contributing to the problem by providing lonely men with enough exposure to women that they are happy just enough not to actively seek out a girlfriend. A single vtuber can easily satisfy desire to have a gf/bf for at least a couple thousand of people, some of whom may decide that instead of being lonely on the internet they can also try streaming. Thus creating a cursed abyss otherwise known as rabbit hole where desire for partner is exponentially fulfilled by a select few individuals, with the rate of expansion of people being fulfilled massively outpacing the rate of people providing the fulfillment. You don't even need to explicitly do gfe or have a hot model. As a matter of fact, the standards have went so far that a ragdoll knitting on stream is fine