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From Lostpedia

I love this site. I would rather be here than wading through 18 pages of circular dicussion about the blast door.

[[Not The Numbers]] Sarah was wearing pyjamas with 44 on them

[[Grievances]] Claries make-up The extra horse noises

Question

What is the technical name for the 3D glitch on the moving "LOST" letters at the beginning of the show?