[evbogue]

The author clearly is referring to cloud apps that require one to be online with their collaborator to edit. The alternative is a locally encrypted self-congratulated neural mesh network where one computes their own inputs to the hard drive.

[evbogue]

Another option for offline collaboration I'd like to suggest is sharing a keyboard with a friend. It's local-first.

[marginalia_nu]

Or, well, like git. You can use an entirely email based workflow with git if you want to.

Here's an overview: https://drewdevault.com/2018/07/02/Email-driven-git.html