just had my vcg done after watching for a few months. Very similar to yours. Dealer informed me oil filter housing was leaking as well,
It's nice to have a clean engine again and I'll be reading up on the filter housing DIY.
AA Stage 2 - M3 control Arms FR - BMW PS2 - Dinan springs - APEX EC-7 - H&R front swaybar - Whiteline subframe inserts