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FlyingSquid , 19 days ago Some of it is definitely silly, but if it is outputting ultrasound, it very well could be causing health issues. www.ncbi.nlm.nih.gov/pmc/articles/PMC8954895/ I’ve certainly heard cooling fans output loud high pitched whines, so it wouldn’t shock me to hear that they were putting out loud ultrasonic whines.
Some of it is definitely silly, but if it is outputting ultrasound, it very well could be causing health issues.
www.ncbi.nlm.nih.gov/pmc/articles/PMC8954895/
I’ve certainly heard cooling fans output loud high pitched whines, so it wouldn’t shock me to hear that they were putting out loud ultrasonic whines.