Question: The Sapling Foundation is a non-profit organization that owns what media organization which posts talks online for free distribution, under the slogan "ideas worth spreading"?

Context paragraphs:
FREE!MUSIC: FREE!MUSIC is a freeware music non-profit organization founded in Russia in 2004, involved in the free distribution of music for commercial and non-commercial purposes.

Mozilla Foundation: The Mozilla Foundation (stylized as moz://a) is a non-profit organization that exists to support and collectively lead the open source Mozilla project.  Founded in July 2003, the organization sets the policies that govern development, operates key infrastructure and controls Mozilla trademarks and copyrights.  It owns a taxable subsidiary: the Mozilla Corporation, which employs many Mozilla developers and coordinates releases of the Mozilla Firefox web browser and Mozilla Thunderbird email client.  The subsidiary is 100% owned by the parent, and therefore follows the same non-profit principles.  The Mozilla Foundation was founded by the Netscape-affiliated Mozilla Organization.  The organization is currently based in the Silicon Valley city of Mountain View, California, United States.

Sapling Foundation: The Sapling Foundation is a non-profit organization that owns the TED global conference.  It was founded by Chris Anderson in 1996.

Unicorn Riot: Unicorn Riot is a decentralized, volunteer-run media collective.  A non-profit organization, it originated online in 2015.  The non-hierarchical media organization operates in the US cities of Denver, Boston, New York City, and Minneapolis.  They produce live streams of rallies and protests and are funded by viewer donations.

Al-Sadr Online: Al-Sadr Online is the official website of the High Board for Media of Al-Sadr's Office.  The High Board is the media organization of Muqtada Al-Sadr, a Shia Muslim Iraqi religious and political leader.  The site, which commenced operation in 2007, performs several functions in support of Sadrist objectives.  The site's distinct format includes a section in which Al-Sadr offers religious opinions in response to queries from site followers.  Al-Sadr Online publishes news about Sadrist political, social, and religious activities in southern Iraq and the Arab world.  In addition, the Board's staff also posts commentary on issues pertaining to Iraqi and pan-Arab politics as well as some international news.  The site posts numerous links to pages of organizations sympathetic to the Sadrist Movement, many of which are based in Iran and Lebanon.  Al-Sadr Online posts most of its content in Arabic, though it does maintain a less robust English page.

Admir Čavalić: Admir Čavalić is the Director of Association "Multi", a non-profit organization dedicated to promoting libertarian ideals in Bosnia and Herzegovina.  "Multi" is the first non-profit organization registered in Bosnia and Herzegovina that advocates libertarian ideas.  Čavalić is the director of OPEN Fest, biggest libertarian festival in Europe.  Čavalić also works at Faculty of Economics University of Tuzla, as an assistant teacher.  Čavalić with Dženan Smajić wrote "Islam and Free Market" in 2014.  The book, that was published in Bosnian, provides arguments for Islam's connection with the ideas of economic liberalism.  Čavalić made first bosnian documentary about economics, titled "Economy".

TED (conference): TED (Technology, Entertainment, Design) is a media organization which posts talks online for free distribution, under the slogan "ideas worth spreading".  TED was founded in February 1984 as a conference, which has been held annually since 1990.  TED's early emphasis was technology and design, consistent with its Silicon Valley origins, but it has since broadened its focus to include talks on many scientific, cultural, and academic topics.

F Sharp Software Foundation: The F# Software Foundation (FSSF) is a non-profit organization devoted to the F# programming language.  It was founded at the beginning of 2013 and become a 501(c)(3) non-profit organization in December 2014.  The mission of the foundation is to foster development of the F# community and is responsible for various processes within the F# community, including assisting development of the core F# distribution and libraries, managing intellectual rights, and raising funds.

Island Media Arts Cooperative: The Island Media Arts Cooperative is a non-profit media organization that began with the Island Music Co-operative which was incorporated in 1978 in Charlottetown, Prince Edward Island, Canada.  The Island Media Arts Co-op evolved in 1982 when the co-op became oriented toward film production.  Since then IMAC has operated as a non-profit filmmaker’s organization.  Though the emphasis on film has changed over time to branch into a wider array of media arts disciplines, the objectives have remained the same; to provide a space where artists can hone their skills and exchange ideas.

Lara Stein: Lara Stein (Born : November 28, 1966) is TEDx Founder and former Director of TEDx and the TED Prize, having overseen the strategy, creation, development and implementation of the TEDx program at TED.  TEDx is a program of local, self-organized events that bring people together to share a TED-like experience.  TED is a nonprofit organization devoted to Ideas Worth Spreading, which started as a four-day conference in California 30 years ago.  Through Stein's leadership TED expanded from two annual conferences, into a global community of 9,000 TEDx events in 1,200 cities taking place in 133 countries.  Most recently Lara was the MD of Global for Singularity University, driving global expansion and strategy.

Supporting paragraphs: Sapling Foundation TED (conference)
Answer: TED