Spotify connected to television streaming services, including Netflix and HBO Go, that recommends content to users. Spotify will mainly be using MightyTV to improve its advertising efforts on the free tier of service. In April 2017, Spotify acquired Mediachain, a blockchain startup with several technologies that can aid Spotify's effort in connecting artists and rights-holders with the tracks on its service. In May 2017, Spotify acquired artificial intelligence startup Niland, and will use its technology to improve its personalisation and recommendation features for users. In November 2017, Spotify acquired SoundTrap, an online music studio startup. On April 12, 2018, Spotify acquired
Corporate Air Services HPF821 was sentenced by a Nicaraguan court to 30 years in prison. At the request of Senator Chris Dodd and others investigating the Iran-Contra affair, he was released in exchange for Sandinista soldiers captured by the Contras. Hasenfus was pardoned and released on 17 December, and returned to the U.S. with Dodd, in what Nicaraguan President Daniel Ortega described as a "gesture of peace by the people of Nicaragua". Logbooks retrieved from the wreckage of the aircraft listed various flights with Southern Air Transport personnel. Corporate Air Services HPF821 Corporate Air Services HPF821 was a transport aircraft delivering weapons via airdrop