Agreed - it's a neat product that's attractively priced. I'd say whether you make any money on this depends on two things: 1) As already stated, increasing you

Agreed - it's a neat product that's attractively priced. I'd say whether you make any money on this depends on two things: 1) As already stated, increasing your range to appeal to a broad cross-section of customers and repeat customers. 2) A good marketing strategy. At this stage I'd say (1) should be your focus but you might want to start thinking about (2) quite soon. Kudos for releasing with a well executed minimum viable product.