What kind of content can be uploaded to Nostr? I’ve seen audio files. How about documents (.pdf, .docx, .xlsx)? Executable files?

#Bitcoin  Energy-Value indicator is indicating a value close to this cycle's ATH price, unlike last cycle in which it indicated a value -54% from its ATH. https://pbs.twimg.com/media/FpJMtr0XoAA_gXb?format=jpg&name=large

Wasn’t Zion supposed to do the same thing that Nostr does? An uncensorable social media platform?