The typical appraisal is flawed because it is inconsistent with systems thinking and leaders today must be able to appreciate systems if they are going to effectively compete in the global economy.  For ten years my clients have been using The Complete Performance Improvement Process which includes tools for "Fearless Feedback."  I agree the typical appraisal name should change but the process must change with it.
More informaiton is here: http://www.wallyhauck.com/page.asp?PageID=2913