Dependability is the foundation of any kind of good relationship—and not just romantic ones. Whether it’s with a parent, friend, sibling, coworker or spouse, you have to know that you can count on each other to do what you say you will and be who you say you are.
Good habits also require dependability. Learning new skills requires dependability.
For martial arts, it is absolutely crucial. Your techniques have to be dependable, especially since you never can know when you actually will need them. Good training is something you can trust. You can depend on it when you need it. This is one of the most crucial aspects of martial arts.
Dependability counts in your training. It is even more important than talent. Dependability is going to beat talent every day.
If you are consistent and dependable, then your technique will be too.