Tridactyl’s :tab and :taball commands show favicons.

However :tabopen appears not to.

But only if its been completely demagnetised.

Smith, the department spokesperson, pointed out that people in prison have access to computers for educational programs and legal research, and that “allowing these types of printed materials presents a substantial risk of misuse” and poses a security threat.

source: https://www.themarshallproject.org/2023/06/20/ohio-odrc-prison-book-ban-java-hitler