@dump_stack a lot of us use the tools we recommend, its on reason for example why we host matrix searx and write freely for example.

In anycase, everyone has its own threatmodel, not using the most extreme privacy measures is not a proper measure of knowing how good that persons advice is regarding to privacy friendly services and software. Just because someone chose that macos is fine for his threatmodel, doesn't mean he cannot give proper advice for other peoples threatmodels.