Something that is very true is that Firefox OS no longer enjoyed much attention within the smartphone market that is becoming more and more closed, it is so much
Panasonic Firefox OS Smart TV Quick Look
Firefox OS makes first TV appearance on Panasonic's 4K set (pictures) - CNET
Panasonic's Firefox OS is dead, long live Firefox OS
Firefox OS makes first TV appearance on Panasonic's 4K set (pictures) - CNET
Panasonic TV 2015 - My Home Screen 2.0 powered by Firefox OS
Firefox OS gives Panasonic TVs the makeover they desperately needed - The Verge
Panasonic Taps Firefox OS for Its 4K TV - WSJ
Panasonic will bring Firefox OS to your smart TV this year
Panasonic announces 4K smart TVs powered by Firefox OS - Liliputing
Firefox OS to fuel Panasonic TVs, Chromecast-like devices
Panasonic Firefox My Home Screen 2.0 Review
Panasonic adds Firefox OS to latest 4K TV - Video - CNET