What you need are decent bearings, that is all. That is what makes the hub fast and efficient. Take the bearings from the most expensive hub and put them in a cheap hub and which hub is more efficient/faster?
Combined with the fact that even the standard cartridge bearings in cheap hubs are hardly going to slow you down are they, have you actually spun a wheel with a cheap hub?
What you need are decent bearings, that is all. That is what makes the hub fast and efficient. Take the bearings from the most expensive hub and put them in a cheap hub and which hub is more efficient/faster?
Combined with the fact that even the standard cartridge bearings in cheap hubs are hardly going to slow you down are they, have you actually spun a wheel with a cheap hub?