I'm not sure this Microsoft answer on at least one of those bugs doesn't fit any of those categories:
"At this time we do not plan on fixing this issue. We appreciate the report, but unfortunately we are at a stage where need to choose what we work on to maximize the value for customers and web developers."
"At this time we do not plan on fixing this issue. We appreciate the report, but unfortunately we are at a stage where need to choose what we work on to maximize the value for customers and web developers."