[TurningCanadian]

Sharing a link to a document that others can edit in the cloud is much more convenient than emailing around a _final_v3(2).docx document.

[einpoklum]

Well... there's Collabora online:

https://www.youtube.com/watch?v=xbQFTkFaYlo

or Box/DropBox/other cloud storage services, which is less convenient than proper collaborative in-pace editing, but you can still get the file at the link, edit it and upload it.