I am and I've had these same issues today. It's funny though, they always have you run a Speedtest.net test and those always shoot way off the charts. It is obvious they artificially juice up those specific server connections for show.
By the way, we just put in an order wih AT&T today for a special priced 18Mbps package ($39 w/basic TV and HBO).
We are through supporting MSNBC/Comcast/Universal.
I’ve tried several browsers. Everything is fine for me, except for Breitbart. Keep getting a 504 gateway timeout