If you need more explanation, feel free to contact me at any time.
#3: To finally answer your question, your pace is what you make of it. If you want to animate faster, do it. If you want to complain instead, go for it. But just remember that the only person that can change who you are, is yourself.
#2: It is not uncommon to see people hastily rush art, which is what deteriorates and degrades the work itself. When you resort to back-and-to-the-left esque animation, you are simply showing you are incapable of committing to a real task.
A very rhetorical question you have posted. I will answer it anyhow.
#1: Animation is not meant to be fast-paced nor is it supposed to take so long, but it happens anyway. When you animate, you're basically using the same pace as if you were drawing.