>There are a million things that can go wrong that make this customer's experiences different from everyone else In my experience the things that are easier to

>There are a million things that can go wrong that make this customer's experiences different from everyone else In my experience the things that are easier to write-off as unique to one case, non-representative, or too rare to fix, so they don't have to be thoroughly addressed are warning signs of a robustness issue. Still doesn't mean that they'll get fixed then and there, but they often come around to bite you in the ass later.