If you want to learn well and have standard requirements, then you must learn basic skills well. Only when you have basic skills can you learn well, and you have feelings about dance, that is to say, you will talk for a long time, even contact every day, and you are the kind of student with higher requirements.
Fast dancing is mostly simple movements. If you want to do fast dancing, you can go directly to a dance training institution, and you will soon learn the dance you want to learn. Fast dancing is generally aimed at learning dance on a zero basis.