20mb/s is not sufficient for 4k video unless it has been bitcrushed to death. And even then, you are assuming a given network only has a single user. Also, I s

20mb/s is not sufficient for 4k video unless it has been bitcrushed to death. And even then, you are assuming a given network only has a single user. Also, I stream actual blu-ray rips over my network all the time, not just transferring them.