If you guys are referring to the images on the intial article. I can tell you this, the pointer's destination changed. The image id number., in the example below-
[,ATTACH=full]1819343[/.ATTACH]
it gets re-directd tothe following address
which longer exist or is no longer available for acccess
Everything works fine until something changes, the question to ask is what changed to cause such an unmeasurable amount of ophan-links to occur. Usually to resolve such a pandemic creation of orphans is proper backups or updated cross-reference index. Otherwise, they remain orphans for life.