[1] Preloading modules | Web | Google Developers () <https://developers.google.com/web/updates/2017/12/modulepreload>
[2] Add <link> rel="modulepreload" (domenic著, ) <https://github.com/whatwg/html/commit/7c28027b80208aa6b126fa7b086c44877f584178>
[3] preload, destinations, and module scripts · Issue #486 · whatwg/fetch () <https://github.com/whatwg/fetch/issues/486>
[4] Add <link> rel="modulepreload" by domenic · Pull Request #2383 · whatwg/html () <https://github.com/whatwg/html/pull/2383>
[5] <link> rel="modulepreload" · Issue #213 · w3ctag/design-reviews () <https://github.com/w3ctag/design-reviews/issues/213>