I've had a long-standing rule to avoid getting involved in any sort of crowdfunded activities. I didn't donate to Shadowrun or Wasteland, but I did buy and enjoy both of them (I'm plugging both of those games right now, just so you know they're good). I haven't...
Right click notepad and select "Run as administrator." From notepad, click Open and find
"C:/Program files/2K Games/Borderlands 2/DLC/POPremierClub/Lic/WillowDLC."
Edit "+numkeys=1". Turn it into "+numkeys=255". Save and open Borderlands 2 and now you have enough keys to spend for a lifetime!