Real demand
It replaces generic wall art and novelty gifts with a hangable, conversation-starting object that includes a collectible steel penny, so people pay once; there is almost no repeat purchase and revenue depends on the holiday gift season.
Real-revenue cases
Maury McCoy sells an 18x24 poster kit that turns 846 pennies into a Lincoln portrait, mostly through Amazon and gift shops, with 6,800+ kits sold since 2008 and a self-reported $500/month.
01
It replaces generic wall art and novelty gifts with a hangable, conversation-starting object that includes a collectible steel penny, so people pay once; there is almost no repeat purchase and revenue depends on the holiday gift season.
One-time kit purchase at roughly $20; Amazon takes about $11 and ads eat another $4-5 per sale, while gift-shop channels sell at retail.
Generic posters, craft gifts, and souvenirs
02
Not mentioned in the source
03
For AI apps, the lesson is about channel risk: platform fees plus ad auctions can eat most of the margin, so diversify early into owned and niche channels instead of depending on one platform.
04
Revenue basis · Founder self-reported, unaudited (see source page)
The $500/month figure is self-reported and unaudited, and sits oddly against 6,800+ kits sold; needs verification.
The source does not say where the first customers came from, and gives no CAC or conversion data.
The $11 Amazon cut and $4-5 ad cost per sale are the founder's claims with no platform statements to back them.