Even excellent scores can be demotivating. When one is blocked from internal career movement due to being 'too valuable to the team', and when the only reward

Even excellent scores can be demotivating. When one is blocked from internal career movement due to being 'too valuable to the team', and when the only reward on offer is a nice pat-on-the-back and a thumbs-up; One starts to wonder how much less work it would take to drop down to just 'good'.