Someone said they could feel a weight difference between two objects of the same mass.
Someone said they could feel a heat difference between two objects of the same temperature.
Someone said they could hear a volume difference between two audio waveforms of the same amplitude.
Someone said they could hear a difference in pitch between two audio waveforms of the same frequency.
Someone said they did not have to listen to something to tell what it would sound like.
Someone said listening to something is a poor indicator of how it sounds.
Someone said a digital file can't be perfectly copied.
Someone said when they browse a website, the webpage does not come to the computer, the browser goes to the website.
Someone told me one of their acoustic guitars was out of phase with the other.
Someone also told me there was a small worm that lives in hair follicles...but he was correct.