As of Today on December 2nd 2015 Santorini has seen a lot of changes in the past month. Although Some are more more obvious than others.

• connector area which had a window to B is now blocked off
  
• skybox around B site is now more open for smokes.
  
• colors were changed up to improve visibility.
  
• and several other changes.
  
• For the most part framerate issues are fixed.

overall the map is a little better than it once was, would I say it's operation ready for when the next operation comes out? It can but that doesn't mean it will be as good as it can be. The fram

No I don't have any bugs to report, only some minor suggestions.
This is going to need to come from months of playtesting and hours spent running around in offline servers but 3 suggestions.

• a fence around the horseshoe gap on A site
  
• a copy of half life 3
  
• a higher amount of color and contrast. Pretty much a higher spectrum of light color.
  
• make wallbangs and smoke lineups more obvious/easier to remember.

Here's a video I put together showing off some of the wallbang spots, some pop flashes and a couple smokes using the newly opened skybox.
https://www.youtube.com/watch?v=P9m7mCfpdxY