This update brings ability to see potential levels when creating a custom map, and also includes several other features and bugfixes.

Full changelog:

• estimated levels can be shown on the custom maps preview
  
• achievements unlocked popup stays for a few seconds
  
• feedback text now has autowrap (y'all knew you can just hit 'enter' anyway, didn't you?)
  
• unreachable deconstruction tiles are now included in alerts
  
• fixed rare freeze on invalid helicopter spawn
  
• fixed pathfinding issues that causes some visitors to never deboard a lift
  
• some performance improvements
  

Future plans

The first major update is now confirmed. I've just started working on it and It'll be cooked slowly, but there will be lots of fun content for you and your guests when it's ready!