non-critical-nested-imports.js (https://twitter.com/__jakub_g/status/1298588225062285312)

non-critical-nested-imports.js

// app.js
import { criticalHelper } from './utils.js'
let foo = criticalHelper();

// utils.js
import { nestedHelper } from './nested_helper.js'

export function criticalHelper() {/*...*/}
export function otherHelper(str) {
  // nestedHelper recursively depends on 5k of code
  return nestedHelper(str);
}

// Now repeat this pattern 30x across the codebase