I have season tickets for the local sports teams. I don't really make money selling the tickets, but I wouldn't buy them if I couldn't sell or give away the tickets whenever I wanted.
careful - don't over heat the skillet. 500 is past olive oil's smoking point (especially the olive oil you are likely to have at home). Canola oil's smoking point is higher.
that being said, cast iron skillet is the way to go and is quite easy. just don't fill your place with smoke.
pretty cool idea and the site looks sharp. I think you should make the video easier to find. The only reason I found it is because I looked extra hard for it before commenting and saying: make a video or something so I can see how it works without signing in.