The author canceled her Amazon Prime account. Courtesy of the author I canceled Amazon Prime to save money and curb impulse purchases. The change made me rethink my dependence on one retailer. Running errands has become one of the unexpected joys of my week. I didn't get an Amazon Prime membership until the pandemic, when the allure of delivery finally outweighed the yearly cost for me. I was impressed by the convenience, and never looked back — until three months ago when my Prime…