>30% of Netflix subscribers were on the "Premium" tier [1], which is the only tier that offers 4K. Here the best tier is actually called the "Family" tier. See

>30% of Netflix subscribers were on the "Premium" tier [1], which is the only tier that offers 4K. Here the best tier is actually called the "Family" tier. Seems to suggest that the real value proposition for the 33% price increase is not 4K over 1080p, but rather being able to watch four streams at a time instead of two.