Glue

Glue is the thing that ... well ... glues everything together. You don't see glue (if the product is made right) but it plays an important role in the overall satisfaction with the product. If you buy a bird house that has bad gluing technique or not enough glue, you will be upset when the first bird flattens the house. The same hold trues for mobile apps as well as web and desktop applications. For sake of this discussion, I'm limiting myself to mobile apps and mentioning some specific iOS technologies. ...