Fictional <a href="https://en.wikipedia.org/wiki/Any_key" class="extiw" title="en:Any key">Any key</a> on keyboard.
<a href="https://pl.wikipedia.org/wiki/user:Lcamtuf" class="extiw" title="pl:user:Lcamtuf">Lcamtuf</a>
<a href="https://pl.wikipedia.org/wiki/user:Lcamtuf" class="extiw" title="pl:user:Lcamtuf">Lcamtuf</a>'s own work <a href="//commons.wikimedia.org/wiki/File:Keyboard-anykey.jpg" title="File:Keyboard-anykey.jpg">Keyboard-anykey</a> cropped by <a href="//commons.wikimedia.org/wiki/User:Penyulap" title="User:Penyulap">Penyulap</a>