Our beloved Roomba has died. Correction: it is "disabled." It has lost a lot of its suction power, its parts constantly need replacing, and it's nearly not as "smart" as it used to be. So we made the difficult decision to get a replacement vacuum. I have experienced my share of vacuum frustration over the years, as my parents are neat FREAKS who clean for fun. (No joke. When we were growing up, my father, after grueling 6-day, 70-hour workweeks, would wake the entire family up at 7am every Sunday morning to clean.) In addition, J likes to walk around the apartment barefoot and so likes his floors spic and span. Oh, and did I mention that he's allergic to dust? And that we...