This seems to be a real product you can preorder right now—LiveLids baseball hat, featuring an LCD screen for swappable images:
You can preorder one now:
Made from the finest materials and craftsmanship
Ultra thin high resolution 2.8" LCD Holds up to 100 logos and images
Seamlessly integrated controls under the brim of the cap
Micro USB port for uploading images and battery recharge
Approximately 10 hours of continuous play time
Final product may vary from model shown
Logos and images shown on cap are for example only, choice is yours.
The current feature design is camouflage:
You are now looking at Screenburn, a Kotaku blog dedicated to the best gaming images, videos and GIFs online.