That is incorrect.
We should pray unceasingly because the more we pray, the closer to God we get--in terms of emotion, thoughts, attitude, outlook, and discernment.
If you actually believe that God--the Creator of the entire universe, billions of individual free wills, omnipresent, and omnipotent--could possibly be "too busy" then you have a very small god.
Correct, my bad. My Greek isn't very good.
5.56mm