or shelf ware
[ shelf-wair ]
/ ˈʃɛlfˌwɛər /
Computers. software or hardware that remains unsold, unused, or underused: shelfware as part of a bundled license deal.
ideas or findings that are not used or acted upon: The results of your market research can quickly become shelfware.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019