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Once I get my son Joey off to school each morning - meaning I can switch away from "SpongeBob" or "Scooby Doo" - I'll put on CNBC as I get ready for my commute to the office.
You know the drill... I leave it on in the background and sort of half listen as I finish dressing. Invariably, a story or two will pique my interest, causing me to give it my full attention.
And yesterday, that story was 3D printing.
The North Huntingdon, Pa.-based 3D printer ExOne Inc. (Nasdaq: XONE) warned that full-year 2013 revenue would be in a range of $40 million to $42 million - down from earlier expectations of $48 million.
"Now that's interesting," I thought to myself.
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