>>11777057In a sense, it does. The you from the past doesn't exist anymore and you can't interact with him anymore because we can't travel through time. You from yesterday might as well be dead because you from yesterday never saw what happened today.
This is different though because it travels your body through space and it is not necessary that the old one be separated from the new one. What happens to your qualitative experience when there are two of you? What happens when one of them goes to sleep and never wakes up again?