iRobot's Roomba s9+ robot vacuum is down to its best price yet

The high-end Roomba s9+ may normally be too expensive for most people to justify spending on a robot vacuum, but a one-day-only deal has shaved the price nearly in half, bringing it down to an all time low of $500. If you've been holding off on buying the premium model, which we ranked as one of the best robot vacuums out there, now's the time to scoop it up. The Roomba s9+ is a splurge in every sense of the word, and boasts 40x the suction power of iRobot's more basic vacuums. Its 1.5-foot-tall...