User blog comment:BonesMcGee/Brainstorm: Potential savings in using the hurry hatch trick/@comment-5405954-20120901014843/@comment-5116140-20120901023350

Yep, you did good.

Sorry, no dirty-dozen eggs allowed.

His newborn spino could be recorded separately, but not with the non-12 eggs which is the core strategy behind the hurry hatch method.