Unless you do all your shopping in green grocers, delis, bakeries, boutiques and other such over the counter type retailers, you'll have no doubt encountered a bar-code or two in your life. You'll have no doubt ranked them, so go on, share those that have topped your chart.

Here's a nice one as a starter example. It's got a tiger. Tigers are almost as cool as bar-codes

http://2.bp.blogspot.com/-KhiXDpuUQ_w/UVWhX-r1NwI/AAAAAAAACcc/srYNFoAF9no/s1600/walkers+tiger+nuts+suitable+for+vegetarians.tif