This popped up in a weekly digest of tweets I get from the US National Institutes of Health. It's a couple of years old, but it's a great description of Open Source software-what it is, why it's free, and why you should use it. It might be useful for someone trying to persuade their organization to switch to Koha. https://communityhealthmaps.nlm.nih.gov/2016/08/05/so-what-is-open-source-ex... Fred King Medical Librarian, MedStar Washington Hospital Center fred.king@medstar.net<mailto:fred.king@medstar.net> 202-877-6670 ORCID 0000-0001-5266-0279 MedStar Authors Catalog: http://medstarauthors.org Light thinks it travels faster than anything but it is wrong. No matter how fast light travels, it finds the darkness has always gotten there first, and is waiting for it. --Terry Pratchett