Visitors, including yourself, will get browser warnings and will have to explicitly bypass the scary prompts to go ahead and trust the self-signed certificate.

Visitors, including yourself, will get browser warnings and will have to explicitly bypass the scary prompts to go ahead and trust the self-signed certificate. Many visitors may not even figure it out with the state of the warning messages now. For a site that’s on the Internet, it should be a lot easier to get a free certificate from LetsEncrypt and also have it renew frequently (automated).