The demo has been updated to client # 0.2.45 with these changes:
Fixed an issue where the number keys broke core selections until reloading the trial
Added number keys 1-5 to directly select cores when using keyboard and mouse
Fixed an issue preventing scrolling through some menus while hovering a button using mouse
Improved lighting for core tutorial level
If you're curious, here's a 2-minute breakdown.
Thanks for playing!