Recent technology advancements have seen huge improvements in the performance of electronics. The processing power of the phone in your pocket is far beyond the capabilities of the kit that was used for the first trip to the moon!
The components are getting smaller and so the technologies required to handle them need to be much more precise. This introduces much more room for error and the automated inspection of the processes is critical, especially when it's involved in processes such as the deployment of a drivers airbag. This article covers a few of the defects encountered and how machine vision can help prevent them.