While I can appreciate your concern you should know that NoteEdit
I. I. Ooisen wrote:
The page you linked to is no longer the official page and this is old
news, sorry. The original author felt that NE hadn't received sufficient
attention from the community, and his assertion that there was a Linux
Finale on the way was unfounded. Nevertheless he decided to discontinue
his involvement with its development. Thankfully it has been continued
by other developers.
I agree that it's a fine application. As to who else uses it, I don't know.
I don't work with notation much these days, but I found that NE had a
transparent interface and many useful features. I've been writing a
series of articles for the Linux Journal on music notation software for
Linux, NE will be profiled in the next installment, along with LilyPond.