Marketing technology (martech) and advertising technology (adtech) vendors offer a plethora of promises on how artificial intelligence (AI) can automate marketing processes. But the road to AI is not without its challenges, and keeping up with the evolution of AI in its many forms, such as machine learning, text analytics, and more, can be a full-time job. B2C marketers should read this summary of Forrester's research on AI's impact on marketing to quickly frame their understanding of this powerful technology.