My point was that I'm running a customised set like the one he describes and my speeds are fine, I sometimes even get a 450Mbps link speed. Saying that, I see

My point was that I'm running a customised set like the one he describes and my speeds are fine, I sometimes even get a 450Mbps link speed. Saying that, I see no downsides to leaving it fully auto and I think I'll leave it at these settings now.