Thank you a lot for the feedback! After the first wave of tweaking, today the public Demo got patched to version 1.1. The changes include quality of life improvements, bug fixes, balance changes and new audio effects. Below is a more extensive patch log:
New areas added in some of the grid rooms
Now items in the Central Courtyard get are randomized on each run
Added "Move to Inventory / Stash" context actions under right click
Added new sound effects for UI and various other actions
When upgrading a backpack the items will be transfered to the new one now
Fixed a bug with incorrect meters and values in the End Run screen
Fixed a bug with the Survive objective not getting completed
Fixed a bug when interacting with an already fired Rescue Flare
Fixed and balanced the Infected Leaper's damage
Other minor tweaks and changes