Arguments for Preferring HTTPS

HTTPS secures all web traffic over TLS which keeps your session private from your ISP.

Costs as low as $0. Letsencrypt Zerossl

It's easy to configure with Automatic Certificate Management Environment (ACME) protocol. Wikipedia

It's supported by popular proxies. Caddy Nginx

Statements by Trustworthy Internet Participants

Federal Chief Information Officers (CIO). Article

Internet Architecture Board (IAB) statement. Article

Internet Engineering Task Force: "Pervasive Monitoring Is an Attack". RFC 7258

Mozilla Security Blog: "Deprecating Non-Secure HTTP". Article