Gold is up about 60% this year, but a recent change in tides has investors wondering if they missed the boat on this rally. The precious metal hit all-time highs near $4,400 per ounce in mid-October before backtracking more than 10% by Halloween. It’s now back in the $4,200 per ounce range. That kind of action will get even a staunch gold bug to wonder if it's time to back off, and the volatility scares average investors into thinking that there’s more downside risk than upside potential. With gold, li ...