• JavaScript is one of the most popular programming languages in 2020^[1][2]
• React Native: Lets you build Apps in JavaScript using a framework called React
• Lets you build most parts of an app once and run on IOS / Android
• Electron: Lets you build Desktop applications with standard browser interfaces
• VSCode and Slack use Electron. Build once run (m)anywhere
• Nashorn: Run JavaScript inside Java
• But why? Who knows?!

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