It's Philips Ambilight – the rear-positioned LED lighting ... be ear-shatteringly brilliant (but wasn't to be heard at this demo as, just like Ambilight Plus, it's a work in progress).

I got to experience the now ready-for-market Philips OLED 959 TV – having seen it earlier this year with Ambilight Plus in a less final state – and think its £3999 cover price (it's not ...