I use a hotkey to switch between eraser and pen tool, sometimes if I switch and draw too fast, the eraser acts like the pen tool, but looks like the eraser is working. Only when I draw over top of what I "erased" does it reveal the actual image. How to replicate: Use 2 hotkeys to switch between a pe...

Sometimes I try to make very small brush movements, but the program does not pick them up because it thinks the movements are too small to register. This might be because the screen is 4K resolution? Attached a video showing myself trying to draw a small dot.

I don't quite know how to explain it. To change my brush size, I use the keys "[" and "]". When I press either of these keys, the brush "animates" to the new size. This animation takes a long time, and I have to wait for it to finish before I draw again. Is there a way to make it instant, or disable...