96.8% of Your AI’s Brain Power Is Wasted on This One Thing
An analysis of 32 Claude Code sessions reveals that 96.8% of tokens go to re-reading conversation history, not generating new output. This isn’t a bug β it’s the fundamental architecture of transformers. Every longer context window isn’t a feature; it’s a cost multiplier. The real bottleneck in AI isn’t memory capacity, but the tax of maintaining it.