Danger of headsets headphones or whether any given technology. Not something dangerous and cause injustice to the user. If it is used correctly. And fit
Silent disasters from the headphones either headphones or any technology is not something that is dangerous and unproductive resulting penalty to the user. If it is used properly and used appropriately as well.
Alarm silence from headphones headphones not that it will be a technology or any thing that is not harmful to the user and a penalty if there is a perfect fit and proper use.