And i disagree with that statement....adjust the idle,set the timing check for leaks,take it out and drive it at varying speeds this also helps to seat the rings..useing this procedure i have NEVER ruined a cam.....
You've been lucky. Even the cam manufacturers instructions call for a break in period. Especially more so now that the oil is crap. But I have only been at this for 28 years, there are a lot of things to learn.