Deletion of Mosaic notation program (2nd nomination)

Comment: This is an abandoned product but it looks like it was notable in its day. In addition to the sources that the article currently has, I found https://www.jstor.org/stable/3680582?seq=1#page_scan_tab_contents this review in an academic journal from 1993 and a https://www.copyright.gov/1201/2006/comments/robinson.pdf comment about the program for the DMCA anti-circumvention exemption process in 2006 (see Digital Millennium Copyright Act#Anti-circumvention exemptions. This tells me that this is a sufficiently important and well-documented part of music notation software history that we should keep the article. The article should probably be renamed to '''Composer's Mosaic''' to fit  better
Stance: keep
Cited policy: Wikipedia:Article titles (WP:CRITERIA)