I work for a Comcast warehouse, and I believe you have to buy a Tivo if you don't want to rent out a comcast DVR. which is around $200ish. What you need is rent a Cable Card from comcast which is like $10/month to work with the Tivo.
I would suggest you talk to a sales rep in your area to make...
My router has been sucky lately so what do you guys recommend between these two model?
Nighthawk R7000(3 antenna) or Nighthawk R8000(6 antenna)
My household is a heavily internet usage, at anytime these can be on:
Roku
8 mobile cell or tablet
3 Gaming PC
2 mac/PC for either steaming or...