This has already be debunked https://www.threads.net/t/CuXRXDdNOtH/
You can "deactivate" your account and delete all of your posts individually, which is effectively equivalent to deleting your Threads account.
You can "deactivate" your account and delete all of your posts individually, which is effectively equivalent to deleting your Threads account.
From a practical sense it isn't equivelant either, because if I want to reduce my risk of being affected by a Threads data breach, totally valid reason to delete an account you don't use, then my data would need to be removed entirely.