What if they do end up with a better hearing though? Think about the consequences..

Or what if the ENTs haven't lobbied lately but instead the device makers did this time?

Perhaps you do not realize, or are just trying to be funny, but most audiology professionals do this to help people hear better.

You can cause more than "minimal" harm. Both hearing loss and comprehension can be changed by an improper hearing aid.

Can you estimate that harm in term of DALYs?