Originally Posted by
Atlas Shrugged
That is the point. Better quality components are built to tighter tolerances, thus avoiding issues. It is just typical of these forums where people are looking for issues which, in reality, are not common. Just follow this thread with all the bizarre potential problems; most of the time, the person does not even have any experience with the topic or recall a narrative from 30 years ago.
I largely agree, especially regarding the necessity for rear derailer adjustment: usually this sort of thing will work well enough that no adjustment is necessary. The disc brake thing is pretty common when swapping wheel sets, though.