A new demo update has just been released, with a variety of fixes and other changes that should hopefully make the experience a bit smoother for many people.
If you run into any problems with the demo, or have any other feedback, please let me know on Discord, or the Community page.
General Changes:
Consolidated/reworked the first three levels into a new opening level
Removed the auto-runner level as it was often causing more problems than it was worth
Various improvements to loading, including removal of most loading screens
Various fixes/improvements for the opening/new game sequence
Better handling of audio transitions
UI/Controls:
Fix for joystick issues with PlayStation controllers and Steam Deck
Improved settings screen interactions with controller
On-screen control hints for skipping cutscenes and grabbing blocks
Setting for controller vibration strength
Improvements to window handling/mouse capturing