By Jacob Krol This entry-level smart display provides instant access to the Google Assistant and is 50% off. Whether you got a gift card for the holidays or maybe some cash, we found one of the best post Christmas deals. Meet the Nest Hub, Google’s (GOOGL) – Get Free Report entry-level 7-inch smart display that lets you stream music, control smart home devices, or even ask the ‘Google Assistant’ a question. Right now it’s a full 50% off at BestBuy (BBY) – Get Free Report for just $49.99. Additionally, you get your pick of four colors: Chalk, Sand, Mist, or Charcoal. The Arena Media Brands, LLC…