Back in the day, even a 19-inch CRT weighed around 40 pounds and dominated your computer desk with all that junk in the trunk. But like everything else in the realm of technology, computer displays evolved. First came LCDs, and then LCD displays sporting an LED backlight like the Dell S2330 Ultra Slim monitor. That's one of the reasons why computer monitors and televisions are thinner than ever. For Dell, the S2330 Ultra Slim monitor is the company's thinnest panel ever. We're talking Mary-Kate Olsen thin, only better looking and presumably not plagued with issues.