no, it's not expected, but they can

OR, for example, you could have a blossom server in your home that is backing up absolutely everything YOU publish; it doesn't need to do anything special, just listen from events from you and look for referenced blossom URLs.

That's it. That's all it needs to do.

Say one day your main server rugs you, you automatically have all your prior media fixed.

Today we've been discussing the /mirror endpoint, which you can use to accomplish 👇

1. upload file1 to serverA
2. instruct serverB, serverC and serverD to fetch file1 from serverA and keep a copy

this could all be done automatically, or not, from your client 

 That’s pretty awesome.