Because that's how Riff worked. She took jabs even if she didn't particularly care. It ticked people off sure but honestly she just couldn't help it.
"A bit more neutral. Bad but good. At least my machines are still in tact, y'see," she stepped into the room and started to wind her way around the stations, turning on monitors and shaking mouses to get screen savers to go away. Then she remembered to set all her cans of Red Bull and Mountain Dew down on a mostly empty desk-ish area.