It does seem a weird choice. Having the user’s default be “Undetermined” makes sense, but having that selectable as a choice when entering kind of doesn’t. And an “All” dropdown would make more sense for searching rather than having “Undetermined” along with all the other choices.
It appears the Lemmy Devs think “Undetermined” is the best option. Not sure why.
It does seem a weird choice. Having the user’s default be “Undetermined” makes sense, but having that selectable as a choice when entering kind of doesn’t. And an “All” dropdown would make more sense for searching rather than having “Undetermined” along with all the other choices.