Brake Fluid

Was looking around at the engine bay, (admiring the Power Booster maybe?) when a friend came by to ask about the brake fluid container:



It seems that there is a black sludge like material at the joints. I compared it with my daddy's car and found that his is clean:



So, will bring this up next time I go to Service Centre. And also, my SA is missing (not replying sms and not answering calls). Hope he's fine (or is he avoiding me?).

-update-

After enquiring @ PESC COE Shah Alam, Mr Azrin (Service Advisor) said that it is normal.. It's juz dirt stuck onto the metal part. Cannot compare to other makes as Proton adds a black rubber washer there while others don't.. So, it's totally normal (hope so!)~