The patch 1.0.40 has been released, it's available for both Steam players and for VDistro users

Improvements:
++ added demo of new engine Archaeopteryx 2 (Arx2)
++ added new building "Belfry": allows to control curfew
+ the player's character is "immortal" for 2 weeks

Bugfixes:
!+ fixed critical bug "Out of memory" during the game saving
!+ fixed bug SetProcessorOptimizer:223 (Attempted to divide by zero)
!+ fixed bug with wrong positions of barbarians fortresses