1. This should've been an addon/plugin for the top-5 most used text editors (Word, Google Docs), potentially also a plugin for WordPress/Drupal/Facebook/Twitter/Instagram, instead of a standalone text editor that nobody's going to download.
2. Looks like every YC startup now is going to be a thin wrapper around OpenAI's GPT endpoints. "Dump your ideas into this textbox and let the magical black box add some fluff". Things are going to get boring, old and non-original very quickly.