This week’s featured Geek Mama is Dementia Von Grimm, a longtime friend from my early days at DragonCon. She now proceeds over convention ongoings as the ConMother. Introduce yourself: Dementia von Grimm – Heh, most would say I’m the ConMother. Kind of the den or house mother of the con culture. What do you geek out on?  I’ve dabbled in it all, from VtM to IRC. These days, I’m pretty much across the board, from Godzilla to Game of Thrones to horror to retro nostalgia to ren faires. Marvel or DC? and Why? I’ve always preferred Marvel, not necessarily for…