Hide easter egg in plain sight 😈

`<small>` doesn't work so I've used repeated `<sub><sup>` elements
so that the text font is really tiny. [1]

Tested in different ways so that the lack of closing sub/sup tags doesn't
mess up with the next lines of text.

[1] http://meta.stackexchange.com/a/107111

Author: mcornella

README.md

@@ -7,6 +7,8 @@ _Imitation is the sincerest form of flattery._ - __Oscar Wilde__
 
 But seriously, [listen-to-wikipedia](https://github.com/hatnote/listen-to-wikipedia) by [@slaporte](https://github.com/slaporte) and [@mahmoud](https://github.com/mahmoud) is the hotness.
 
+<sub><sup><sub><sup>Use [`ULIMATE_DREAM_KILLER`](https://github.com/debugger22/github-audio/commit/ed47067f5e56ab70d65fa31f72bf2dbc513f8f56) to filter all events except closed PRs.
+
 
 Media
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