Just click the buttons on steemworld, you won't break it.

Just keep making your voice heard, powering up, and hang on for the (presumed to be coming) moon launch.

If you want to get somebody's attention you gotta put the @ in front of the user name.
If you want to mention somebody without calling them, leave it out.

But know for sure, nothing posted here is private.
There are no do overs.
You can delete it from the interface, but not the chain.