I just got my X3 back after update.. a very noticeable improvement.
Invoice says:
Check and advise
Unfavorable EGS and DME calibration.
Verified customer concern found vehicle to have delay when accelerating after slowing and from stop. Found SIB 24 02 12
Programmed and encoded complete vehicle including CAS.
Cleared adaptations and test drove.
Defect code 10 42 03 71 00
Labor OP 00 00 006.
61 21 528. 61 00 730.