The article says the eggs were fossilized, meaning the original organic material has been replaced with minerals. There are mounds of fossilized dinosaur eggs along with enormous dinosaur footprints you can on the ground see in Tuba City, Arizona.
Is there a gradation of fossilization?
That is, can something be partially minerralized, thereby retaining some useful organic material and genetic material?
They will keeping saying that all of the eggs are fossilized, until that one day when someone hears a cracking sound, and realizes that it is the sound of an eggshell being broken...
...from the inside.