Since Amazon had a surprise hit with its tabletop, voice-controlled Echo speaker, released in November 2014, competitors have stepped into the space. Amazon is fighting back with another, smaller, portable and lower-cost version, code-named Fox, expected to debut in a few weeks. Echo, which costs $180, must be plugged into an outlet; its Alexa software answers questions, creates shopping lists, plays music and can control connected lights. Originally a voice activation experiment, Echo has become a popular personal assistant. Continue reading Amazon Plans to Launch Portable, Lower Cost Version of Echo