And here's a list of improvements we made since the last update:
— Grouped objects and painting strokes now get selection highlights
— Painting strokes got better selection highlight visualization
— Animating several objects at once is possible now
— Jumping to keys with select button on Timeline and Path
— Improved the way how keys get their
tweens set
— Fixed exceptions that caused problems with saving
— Showing warning messages when saving was failed
— Hiding Highlighter when an object is held
— Fixed wrong duration of exported videos
— Stability improvements in Poly integration
Here's a video showing how to animate several objects at once: