Microsoft Exchange Sign-Lamp-Thing

So finally I got where I wanted :D . After doing a test-print for the design in a smaller size and a prove of concept for the transparent filament by making my LED-crystal I maxed out my i3 mini, let it work for 10 hours (just the sign...) and put 10 LED's inside the result.
It's f... nerdy, I know... but I learned that much in the area of Exchange, and also when making this....thing!

Post a picture if you make one ;-)

Edit: added a lid for the socket

===Update 23.9.2019===

Was my