The j is pronounced like y. Of course it rhymes. The ussi part is like… you see? With a long s and short e lol

It means jussi bag. Jussi is a boy’s name. It’s not jussi’s bag, that would be jussin pussi. It’s pronounced not like you think but instead like… idk actually how to describe it

Doesn’t do collaborative online editing and that seems what this is about. But there are foss alternatives already, collabora/nextcloud, cryptpad etc.

There is nextcloud and others you can self host at least.