iRobot Braava Jet is an effective, affordable mop

Modern home cleaning robots are stuffed with cutting edge technology. They can see, communicate with apps, charge themselves and, of course, do the cleaning for you. The best of them are also almost $1,000. So it's reassuring to see a new, relatively smart cleaning mop and broom arrive at what the late Steve Jobs once called a magical price for consumer technology: $199. When iRobot introduced its first Roomba robot vacuum in 2002, it met that price point. Now, the cheapest Roomba you can find s