Rikka Altland/CNN Underscored Every Friday, our deals experts set aside their usual affinities for finding discounts to search the web for the week’s best product drops. After all, there are so many new product releases that it’s hard to know what’s worth caring about, let alone worth buying. That’s why we round up a short list of our favorites from the last seven days. This week, our editors are highlighting our favorite launches from iRobot, Lego and Shark.