The Humorous Firefox about:robots Easter Egg Explained

This article provides a complete breakdown of the hidden about:robots Easter egg in the Mozilla Firefox web browser. It covers the humorous, science-fiction-themed message that greets users who navigate to this secret internal page, as well as the specific, comical interaction that occurs when you click the page's lone button.

To access the Easter egg, a user simply types about:robots into the Firefox address bar and presses Enter. Upon loading, the browser tab displays the title "Gort! Klaatu barada nikto!"—a famous phrase from the 1951 science fiction film The Day the Earth Stood Still.

The main box on the page greets the user with the header, "Welcome Humans!" Below this greeting is a collection of humorous statements referencing famous robots from pop culture, literature, and television. The message reads as follows:

"We have come to visit you in peace and with goodwill!

• Robots may not injure a human being or, through inaction, allow a human being to come to harm.
• Robots have seen things you people wouldn't believe.
• Robots are Your Plastic Pal Who's Fun To Be With.
• Robots have shiny metal posteriors which should not be bitten.

And they have a plan."

Each line in this message is a direct nod to a specific piece of science fiction:

• The opening peace declaration is another reference to The Day the Earth Stood Still.
• The rule about not injuring humans is Isaac Asimov's First Law of Robotics.
• The line about seeing things "you people wouldn't believe" is from Roy Batty's famous monologue in the movie Blade Runner.
• The "Plastic Pal" description is the marketing slogan for the Sirius Cybernetics Corporation robots in The Hitchhiker's Guide to the Galaxy.
• The "shiny metal posteriors" line is a polite paraphrasing of Bender's catchphrase from the animated series Futurama.
• The concluding line, "And they have a plan," is taken from the opening credits of Battlestar Galactica, referring to the robotic Cylons.

At the bottom of the text box, there is a single interactive button that initially says "Try Again" ( mimicking a standard Firefox network error page).

When the user clicks the "Try Again" button for the first time, the page does not reload. Instead, the text inside the button changes to read: "Please do not press this button again." This is another reference to The Hitchhiker's Guide to the Galaxy, where a panel lights up with the exact same message after Arthur Dent presses a button on the Heart of Gold spaceship.

If the user ignores the warning and clicks the button a second time, the button completely disappears from the page, leaving the user with no further interactions unless they manually refresh the browser tab.