echooo: A minimalist, AI-native space for deep, uninterrupted writing flow. We offer a pure block-editing experience, free from distractions. Our core "Shadow Completion" AI subtly anticipates and extends your thoughts in real-time, acting as your co-pilot. Unlike disruptive generative AI, echooo mirrors your style, unfolding ideas naturally to enhance your flow. Experience effortless, immersive writing; AI supports your flow, never dictates.