[gravitronic]

It was like, a picture of a building that they'd ship to you in pieces and you'd assemble, or at least in theory (what would arrive, who knows?).

The ad might have been for alibaba, stuff like this https://www.alibaba.com/trade/search?fsb=y&IndexArea=product...

[talldatethrow]

Was it a factory in a box, or a metal building in a box? Metal building sales are a large business all over the world I assume. No shortage of farmers or people with land buying metal buildings.

[gravitronic]

If I remember correctly the ad was for a specific niche factory production line, like a complete pizza factory