I would imagine they're trying to claim that your scraper won't respect post-privacy. It's the only point they can make that isn't praying to zombie jesus.
The entire point of this exercise, the whole reason we're here, is to raise awareness about these post options.
r000gle will 1000% respect post privacy options: If you post Followers Only or Direct, I guarantee that your status will not be archived.
A silly domain for test deploys, now has a mastodon instance. A place for memes as shitty as the name. Zero bullshit tolerated.