Currently, public sub counts are abbreviated in most but not all places across YouTube. In August, we’ll make this more consistent by always showing abbreviated sub counts publicly. Creators: You’ll still see your full sub count in Studio! Learn more → http://yt.be/help/abbrev-count …pic.twitter.com/pmaKk4EU4k
It's not just the creators who want to see the full sub count, it's the subscribers as well, they like to keep track of the exact sub count of their favorite and least favorite youtubers. Nobody wants this "consistency" so please think again.