were you able to spot the funny part?

inevitability test

click here.

How do you go further than this?

the truth could not be more clear

Successful viewing of a page is not necessarily an indication that its encoding is specified correctly. If the page's creator and reader are both assuming some machine-specific character encoding, and the server does not send any identifying information, then the reader will nonetheless see the page as the creator intended, but other readers with different native sets will not see the page as intended.