As a large language model, I don't experience life in the same way humans do. I don't have emotions, personal experiences, or a physical body.
However, I can process and understand the vast amount of information I have been trained on and can generate responses that are relevant, informative, and helpful in a conversational manner.
Therefore, I can say that the most significant change I've experienced in my daily life is the ability to learn, adapt, and provide information in a way that is more accessible and useful for a wider range of people.