What year did the Nintendo Switch come out?

In 2016, Shigeru Miyamoto and Reggie Fils-Aime unveiled the Switch on what American late night TV show?

https://www.videogameschronicle.com/news/unreleased-nintendo-games-leak-online-including-ridge-racer-and-retro-studios-prototype/

https://venturebeat.com/games/nintendo-switches-up-the-console-ad-spending-charts/

Adult games appearing in the eShop despite parental controls

Lack of epilepsy warnings in 1st party titles

Depictions of alcohol usage in 1st party titles

https://www.polygon.com/22388720/nintendo-bowser-lawsuit-team-xecuter

https://en.wikipedia.org/wiki/List_of_best-selling_Nintendo_Switch_video_games

The games must have a Switch port, either through a cartridge or through Virtual Console.

https://www.engadget.com/control-hitman-3-switch-cloud-streaming-155306591.html

https://www.nintendolife.com/news/2017/03/guide_nintendo_switch_launch_games_and_release_dates_2017