User blog comment:Chad Pattan/Dear Nubee: It's Time To Clean Up The Cards./@comment-100.12.80.19-20150613140338/@comment-119.56.117.233-20150705132053

But if you think about it...N cards are important to some people...like me. I usually save R cards for HR cards and reverse evolution and not upgrading, so if N cards becomes rare, it'll be a problem for me. And some others as well. Not everyone will be happy