I believe it's because the `${this.textContent} - ${year}` will render it as `2023 - 2024`. The hardcoded 2023 can be whatever you want as to indicate the start

I believe it's because the `${this.textContent} - ${year}` will render it as `2023 - 2024`. The hardcoded 2023 can be whatever you want as to indicate the start of the copyright.