A 3-D printed home from Oak Ridge.

Dallas News residential real estate maven Steve Brown strikes a curmudgeonly chord in this year's National Association of Home Builders International Builders Show write-up, professing that in his three-plus decades covering the business, he's seen it all.

Still, what appeared to grab his attention as he canvassed the show floor this year, were the transformational new homes that compressed materials and design into new types of abodes, made with unconventional products. Brown writes:

A two-story model put together by Nortek Inc. had more style. Built from a half-dozen shipping containers, the white “house” had big sliding glass doors and an upper-level deck.

And somewhere at the builder show — I never could find it — there’s a little dwelling made by Oak Ridge National Laboratory on a big 3-D printer. It’s about the size of an RV and looks like something left over from the old Lost in Space TV show.

Only a few of us are around who actually get the 1960s television reference. Still, he's Steve Brown.

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