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Port Authority
Steam News 30 November 20255mo ago

Demo Update 5

Gameplay New shipping routes are now less likely to overlap with existing ones. The effect of water currents on ship movement has been slightly increased. The maximum number of map colors has been reduced to eight for H…

Update log

Full Port Authority update

The complete published notes, normalized for clean reading and source attribution.

Extracted changes

0 fixes1 addition6 changes1 removal
  • Gameplay
  • Maps
  • Performance
addedGameplayNew shipping routes are now less likely to overlap with existing ones.
changedGameplayThe effect of water currents on ship movement has been slightly increased.
changedGameplayThe maximum number of map colors has been reduced to eight for Hong Kong and nine for Valencia, causing duplicate colors to appear earlier.
changedVisualsThe camera now zooms to the ship responsible for ending the game, whether due to a crash or failing to unload in time.
removedVisualsThe game-end screen no longer blocks the view of the ship that caused the game to end.
changedVisualsImproved the underwater area on the Hong Kong map.

Gameplay

  • New shipping routes are now less likely to overlap with existing ones.

  • The effect of water currents on ship movement has been slightly increased.

  • The maximum number of map colors has been reduced to eight for Hong Kong and nine for Valencia, causing duplicate colors to appear earlier.

Visuals

  • The camera now zooms to the ship responsible for ending the game, whether due to a crash or failing to unload in time.

  • The game-end screen no longer blocks the view of the ship that caused the game to end.

  • Improved the underwater area on the Hong Kong map.

Performance

  • Greatly improved the performance of the fluid simulation.

  • Optimized how ship movement positions are updated.

Bug Fixes

  • When a ship expires, the Info widget now correctly shows 0:00 instead of 0:01.

Source

Steam News / 30 November 2025

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