Can sheering forces and the lack of a deep fascia be the major factors for the high complications rate in the "brazilian butt lift"?

Del Vecchio DA, Villanueva NL, Mohan R, Johnson B, Wan D, Venkataram A,
Rohrich RJ. Clinical Implications of Gluteal Fat Graft Migration: A Dynamic
Anatomical Study. Plast Reconstr Surg. 2018 Nov;142(5):1180-1192