Not all Lemmy instances are run by the Lemmy devs, just lemmygrad and lemmy.ml afaik and since the code for Lemmy is openly available and others can see what they do, as well as contribute or fork it, I doubt they are influencing much beyond their own instances even if Lemmy as a project grows.
Not all Lemmy instances are run by the Lemmy devs, just lemmygrad and lemmy.ml afaik and since the code for Lemmy is openly available and others can see what they do, as well as contribute or fork it, I doubt they are influencing much beyond their own instances even if Lemmy as a project grows.