"During its short run, the Pet Rock made Dahl a millionaire.[3] With the proceeds, he opened the ironically named "Carrie Nation's" bar in downtown Los Gatos, California."
I know what you mean. I'm appalled at such an idea - but I can't dismiss it as having no market. And the last line of the article seems to indicate some people have the same opinion.
That said, I have to say I'm not convinced of the business model.
However, I think I am going to invest in this founder anyway. If we can connect her with a good technical cofounder I can see great things in the future.
As everyone says, invest in the team, not the idea.