Their point is they aren’t a middleman with this, and you can use your preferred supplier or run something locally.
> All your data is stored locally on your device,
is fundamentally incapable with half of the following sentence.
I'd write it as
> All your data is stored locally on your device, unless you explicitly decide to use a cloud provider for dictation.
1. We in English can mean different things, from you and I to a broader group. Focusing only on that word without addressing the actual point comes off as a language correction.
2. The original comment made several claims about degradation, pack engineering, and industry history. Ignoring those to focus only on wording misses the main discussion. If the responder focused on a given claim that they refute, that's perfectly fine. They didn't.