Anyone have experience with these? My inner geek is considering nerdifying Ellie Mae with one. We've all seen the bar codes on a gazillion products in the store that you can scan with a bar code reader on a smart phone. Basically, it's one of these bar codes on a dog tag with a self identifying number designated for each tag. You can use the number associated with your tag to upload a picture, vet info, contact info, medical history, medications, vaccinations, etc onto a website. Should the pup go missing and be found, the finder can scan the bar code with their smart phone and bring up all of the owner information. Pet Hub offers a good selection, but wanted to see if anyone had used them before. Here's an example of the bar code.

