Hey that's not fair. They would also give you the option of unlocking it yourself by gaining enough points by accomplishing arbitrary challenges. You only have to pay if you don't want to play along, silly.
I think the site is under load and the kernel loading is timing out.
EDIT: Yeah, it can't transfer the files in time. It doesn't help that the image files are set to no-cache and the browser reloads them every time. I wish he had published it on IPFS.
The server also appears to be under very heavy load right now.