JavaScript is Everywhere
Google Chrome
Browsers:
Firefox, Edge, Safari, Chrome
Amazon AWS
Cloud:
Node.js, Lambda, Containers
Cloudflare
Edge:
Cloudflare Workers, Deno Deploy, Fastly
Generators have amazing support
Modern Browsers
Modern Cloud Servers
TypeScript & JSDoc
Modern IDEs like VS Code
Code formatters & linters
Internet Explorer (except via Babel)