Lemmyverse? How will that exist in the Fediverse?

Fediverse > Lemmy Galaxy / Cluster?

Seems like this can be done in the browser using a user agent switcher.

For now.

Tagline for Lemmy (every social media in existence)

He was from the future. Look, he’s reading from a book made of flexible glowing paper and not flat tablets like we primitive people do.

You could instead use the Web Archives extension. Works for most common paywalls.

Sync to Thunderbird. Tools > Export.

I know it is not ideal, but it works as long as Thunderbird is around.