She is waiting for the others to get ready (she only has to slap some armor on her suit and she's good to go) , especially Ashley, with all her makeup (don't really like ME3 Ash, to Jersey Shore-ish).
Or maybe she is waiting for the guy who took that photo of here when she was in the bathtub [link]
I initially started with my regular image format (2500x3000), but when I finished with the pen tool and started to stroke the paths, I realized that allot of details where only black spots and tangled lines so I was forced to change the size of the format
. My biggest one yet.
Tali'Zorah (c) Bioware, EA