Just because Cyber Monday is over doesn't mean you missed out. We've spent the past five days (and nights!) tracking some of the best deals of the year, and while some of the best Cyber Monday sales ended promptly at midnight, we were pleased to see so many of them extending their discounts through today.Some of the best ongoing deals we've spotted include 30% off a pair of Sony WH-1000XM5 headphones, the best overall headphones we've tested, and 55% off the Dyson V9 Motorbar vacuum. We're also still seeing ...