Yeah that could be it. Although seasons 1-3, she had plenty of screen time even when she was doing nothing . Maybe she understands that it's someone else's time to shine

I honestly don't know why Cassidy is still on the show. Doesn't seem like they'd struggle too much without her around. (Maybe she's in the grave?) But I don't agree with you. Simply because Felicity's been on the show for 4 years and she's finally…FINALLY getting her own arc that doesn't involve propping up other…

True but I don't think she could see everyone in the room. Especially since he was in the back