Netflix when streaming to most PCs too, unless you have a specific batch of Intel CPUs, a monitor blessed with holy water, and you have counter-clockwise flow in your sinks.
It's better nowadays. All you need for 4K is Kaby Lake/Ryzen or newer (or a NVIDIA/AMD GPU from the same time or newer) and an HDCP 2.2 4K display.[1] 1080p is just practically any capable CPU/GPU with old HDCP.
