P2P isn&#x27;t always mic and camera.<p>Here&#x27;s an example: 
(WARNING: Don&#x27;t open this link if you&#x27;re on mobile, or on a capped data connection)<p><a href="https:&#x2F;&#x2F;webtorrent.io&#x2F;" rel="nofollow">https:&#x2F;&#x2F;webtorrent.io&#x2F;</a>