If talking politics at Thanksgiving is not enough to get you removed from the guest list for holidays in December, here's some gift ideas that will ensure you won't get invited back next year. Ever find yourself in a position to need to buy a gift for someone you just don't like? Perhaps an in-law, or obstinate niece or nephew? Or, just looking to avoid terrible gifts? TechRepublic assembled the worst possible gift ideas—products that you can give to people that serve as the holiday equivalent of "Here, it's your problem now." In other words, the digital equivalent of buying...