I spose that the difference (advantage) with our NHS (National Health Service). There’s times I could (and do) swear like mad at our service, but sometimes it does work well, like today.
You do need to reach a minimun hearing loss, but once you do, you qualify for FREE H.A. .
I just peaked at the zolo. Very nice, I have wondered when I first saw them, if these help in normal day to day hearing. Not as a total replacement, but as an alternative, when I want to listen to music as well, when on the move.
I’m surprised it took to last year or so, for subvocal to take off. I remember in the 90s one of the cell phone accessories companies did a wired one ear subvocal headset to make n take calls with.