Alphabet is at a crossroads, and Gemini could be the answer to its future.Alphabet (GOOGL +0.06%) (GOOG 0.05%) is standing at a crossroads. For more than 20 years, it has dominated how people search, learn, and navigate the internet. However, the rise of generative AI is reshaping user behavior faster than any technology shift since the advent of smartphones.Alphabet's answer is Gemini, a unified family of AI models built to power everything from Google Search to YouTube, Android, Workspace, and Google Clou ...