Definitely delve further into reviews than the consensus of music reviewers on Amazon. Preferring mostly classical, Jazz, and the ECM catalog it is somewhat easier to gleam useful feedback about this or that recording because very useful websites, blogs, and listener reviews exist. Even in the Amazon reviews you can parch nuggets of faith if you delve into the reviewers history of music reviews, find the top-rated reviewer upon who opinion you have trusted previously. Ultimately you do take a leap of faith with reviews though, such is the nature of opinion.