Ethan Mollick discusses the impact of ‘The Button’ on our writing. The Button is in Google Docs but similar GPT-LLM tools are or will soon be available in many other writing tools. They can immediately create a credible piece of writing, such as a letter of recommendation or a proposal, increasing anyone’s speed of writing and avoiding writer’s block. These tools are exceptionally convenient, so of course most people will use them. But at what cost?