http://www.washingtonpost.com/blogs/the-switch/wp/2017/09/06/4k-the-apple-tv-and-what-it-all-means-for-you/

While most of the focus on Apple leading up to its Sept. 12 product launch is on the iPhone, analysts also expect a nice surprise for television lovers: a 4K-compatible version of the Apple TV set-top box.

Apple declined to comment on rumor and speculation. But we took a look at what that feature would mean for the average consumer and answered some key questions below: