This paper will review the rise of digital cinema, the impact of 4K on the cinema experience, the similarities between digital cinema and home theater design, and the prospects for 4K entertainment in the home based on Sony’s revolutionary VPL-VW1000ES projector. To appreciate the importance of 4K, it helps to understand the venue where 4K first emerged: the cinema. 4K is playing a prominent role in the digital cinema revolution and has helped usher in an impressive range of benefits.