Over 90% acceptance in all cases (IBM excluded, as the article states it's probably due to their service business), 95% for the majority. Why is that discouragi

Over 90% acceptance in all cases (IBM excluded, as the article states it's probably due to their service business), 95% for the majority. Why is that discouraging? Looks to me as if even with very stringent checks they didn't find many reasons to block.