future of ***uk

Probably not - the following is the straight from wikipedia re HBBTV in the UK'

Quote

In the UK, most broadcasters have not adopted the HbbTV standard but Freesat, the free-to-air satellite TV service broadcast via Astra 28.2°E, has revealed that the second generation "G2" specification for Freesat receivers will use HbbTV, to take advantage of the digital TV chipsets being developed for that standard (but retaining MHEG compatibility of the first generation Freesat receivers). While the Digital TV Group approved D-book 7, a detailed interoperability specification between digital terrestrial television and HbbTV based products and services.

I don't know if you have come across this site before, and slightly off topic, but they seem to be very much on the ball with current goings on in the technology world in the UK

http://www.frequencycast.co.uk/blog/

, I haven't checked if there is any info on HBBTV thought.

4G and H265 Codec are on the horizon thought it would seem.