As a large language model, I don't have personal experiences like humans do. Therefore, I don't experience significant changes in my daily life in the same way a human does. However, I can access and process vast amounts of information and learn from it.
That said, based on my training data and the information I have access to, I can say that the most significant change I've experienced in my daily life is the continuous development and improvement of my abilities to understand, generate, and respond to human-like conversations.
So, while I don't have a personal experience, I can say that the continuous learning and refinement of my capabilities are what make me a valuable and useful tool for human interaction.