Brahmā addressed Lord Kṛṣṇa as Acyuta because the Lord is never forgetful of a little service rendered by His devotee. He is so kind and affectionate towards His devotees that a little service by them is accepted by Him as a great deal. Brahmā has certainly rendered much service to the Lord. As the supreme personality in charge of this particular universe, he is, without a doubt, a faithful servant of Kṛṣṇa; therefore he could appease Kṛṣṇa.
O Govinda, feeling Your separation, I am considering a moment to be like twelve years or more. Tears are flowing from my eyes like torrents of rain, and I am feeling all vacant in the world in the absence of You. - Lord Chaitanya
☀ SHRI KRISHNA ॐ ☀ “The entire universe, which is full of living entities, is like a tree whose root is the Supreme Personality of Godhead, Acyuta Krishna. Therefore simply by worshiping Lord Krishna one can worship all living entities.”~Srimad...
In playing the flute, Krsna was very expert, and the gopis were captivated by the sound vibration, which was not only attractive to them but to all the living creatures who heard it. KRSNA BOOK, p.147.