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
I know I am late but seriously youtube, there are so many problems going on right now regarding the copyright claim system and this is what you go with. Everyone loves the live subscriber count and it allows us to enjoy our favourite YouTubers reaching their milestones.