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
There doing this to stop things like pewds vs tseries and James Charles incidents from ever happen cause it hurts there brand somehow. Honestly I think James Charles or T Series are the ones behind this, one of them probs told YouTube to do this.