Richard Costin

Kind of true, but those changes were made when there were real benefits to be had. USB was already well penetrated in the user space, floppies were genuinely awful and outdated and optical media...

Hi. I wouldn't factor in the reader's age at all. Things can break regardless of how old they are. It would be very unlikely that the computer works with usb2 and the 3 is broken. That would be a ...

There's your answer I believe. Don't forget the cable comes into play. Did you change that too? Sounds like your reader/cable is starting to give up the ghost intermittently. I'd replace it as ...