Originally Posted by
Doohickie
Not sure what you mean by that at all. It's just a bearing; what would make a "bad" headset?
One that loosens under the strain, is difficult to adjust, leads to issues with star nuts,lets in too much dirt.
There are many things on a bike that can go wrong that are not going to ruin your day -- you can get home easily enough with a little caution. On the few occasions when I have had HS issues, it has forced me to stop, because I like my steering.