What is the best viewing distance for a 4K TV?

In chatting with Karol Warminiec, National Training Manager for Sony Canada, we asked: What is the optimal distance to be from your new 4K TV? See omnystudio.com/listener for privacy information. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.