Any clue prices for Unlock Codes on ebay skyrocketed?

[ibouchez]

Edit -Typo

Any clue WHY prices for ATT Unlock Codes on ebay skyrocketed?

You used to find these for $4-$5 now I'm seeing at least $35 if not more. Don't need a code, just curious.
Did ATT crack down on these sellers?

 

[chillywilly_69]

I noticed that as well.... odd...