Fastest Google Fonts

<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
<link
  rel="preload"
  as="style"
  href="https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,400;0,700;1,400;1,700&display=swap"
/>
<link
  rel="stylesheet"
  href="https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,400;0,700;1,400;1,700&display=swap"
  media="print"
  onload="this.media='all'"
/>

This makes use of Filament Group's async CSS loading method.