>>>What might the letters "EdW" on our CD player mean?
>>
>>No idea, googling I found http://www.acronymgeek.com/EDW
>>
>>From there the only one at least somehow related to a CD player is Exponential Distorted Wave
>>
>>[Update] Well, it has nothing to do with sound apparently, so you can safely disregard my message[/Update]
>
>Well, if you read it from the other side, it says MP3 <g>. Note that I put the message in the "puzzles" section.

Actually it says MRZ (cyrillic: МРЗ) :).