Credit: Pixabay/CC0 Public Domain If you have always wanted a personal shopping assistant, you may be in luck: The tech industry is creating digital ones that can buy things for you. These agents, powered by artificial intelligence, might purchase groceries, book plane tickets, or get your Aunt Gertrude a birthday present. All you will have to do is hand over your credit card or other payment information and set a budget and preferences. The shopping assis