What's changed ? Let's take a look.
Musical Heaven Tab is Finalized for Public Demo:

Finally this system has become available for players to experience, I have no plans to make many changes to this system.
Practice Tab:

Practice Tab is also ready and waiting.
Other changes:
Due to testing this week, I had to release 3 hotfixes, which made the following changes:
- Crosshair on pause menu is fixed.
- OK,GOOD,PERFECT indicators readjusted.
- Player movement restricted.
- Added flag on experimental settings.
- UI Rework on Main Menu.
- Some quality of life updates.
- Default scale duration adjusted.
- Added tutorial for Musical Heaven.
- Known issues tab added.
- Developer note added.
- Some code refactoring.
Newly added tutorial:
Aim Zen - How to Play ? (Musical Target System)
Stay Tuned.
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These were the changes made this week, see you next week...
https://store.steampowered.com/app/2791290/Aim_Zen/