On the interior pictures of the Orion capsule there is a distinct pattern visible above the Callisto tech demo console:
Source: NASA, highlight by me
What is the reason/meaning of this pattern?
My searching the web didn't turn up anything useful that's why I'm hoping for a bit of insight from the more knowledgeable people here.
User The Rocket fan hinted that it might be morse code. It decodes to CHARLIE when read forward to aft of the capsule. But why?