Comcast shed 29,000 video subscribers in Q4 to make it a void of 370,000 subs in total for 2018, more than doubling its losses from the 151,000 cord cutters it incurred in 2017, to end the year on just under 22 million video subscribers in total. This caused video revenue to slip by 1.6% to $5.6 billion, while cable networks revenue increased by 8.9% to $2.9 billion thanks to improved content licensing and distribution deals. Total cable communications revenue, which video and internet both fall under, was up 5.2% to $14.1 billion, boosted by broadband gains of 258,000 in the fourth quarter. Video and audio hardware supplier MuxLab has released its new 4K AV over IP Transmitter, supporting HEVC, making…