Yeah, it’s painful to use. Like I want to like it, but Photoshop is just a superior product. Just look at what tools professionals use when time is money.
It’s more or less truly anonymous chat. Like you meet someone on the street and need to chat with them, but don’t want to give them any personally identifiable info. It’s really cool in concert, but good luck getting anyone to use it. Signal is good enough if you’re paranoid. TBH Telegram secret chats are just as good for sensitive stuff and way easier to get folks to use.