To help you write an essay on this topic, I would need more context. Could you clarify:

By the time the download hit 60%, Elias could start opening the partial files.

: If it's a photo gallery website, there might be a button or link to download the photos or share them.

The (the Local History Archive of Viborg Municipality) is a department under the Viborg Museum. This archive's primary purpose is to "collect and register images, films, and archive material" for the benefit of the public, researchers, and anyone interested in local history.