I'm blind. I don't get it. For this precise use case I use "Hey Siri, Weather" and don't constantly have an app recording in the background? Kinda creeped out

I'm blind. I don't get it. For this precise use case I use "Hey Siri, Weather" and don't constantly have an app recording in the background? Kinda creeped out that this explicitly seems to be targeting blind folks with an always-on microphone.