In this case, it's not about cable length, but the number of boxes the data has to travel through before hitting the screen. Cable length matters on the nanosec

In this case, it's not about cable length, but the number of boxes the data has to travel through before hitting the screen. Cable length matters on the nanosecond scale. For human-noticeable latencies larger than 0.1 seconds, you can only blame buffers where data sits around not moving.