Comcast is rolling out nationwide price hikes starting in DecemberDon't be surprised if your cable bill goes up next monthIn brief: Comcast is on track to milk even more money out of cable TV subscribers.Starting next month, nationwide price adjustments will go into effect that will see the average cost of service across markets increase by 3.8 percent.Video package pricing is also going up in Taunton, from $2 to $5 more a month, and the cost to rent a set-top box will increase by $1.50 to $10 per month.Several cities in Michigan, including Royal Oak Township and Farmington, will see their broadcast TV fee shoot up by nearly six bucks, from $14.80 a month to $20.70.In a statement to The TV Answer Man, a spokesperson said TV networks and other video programmers continue to raise their prices, and that broadcast television and sports are the biggest drivers of increases in customers' bills."