I think there is a world market for maybe five computers.
|--Thomas John Watson, Sr. (1874–1956), President, IBM|
User interface-level EAI, the most primitive of all EAI levels, is also the most necessary. Other EAI levels might be more technologically appealing and more efficient, but the simple reality is that, in many applications, the user is the only available mechanism for accessing logic and data. In spite of its inefficiency in "getting into" an application, the user interface has an advantage in that it does not require any changes to the source or target application.
In the context of user interface-level EAI, the user interface is the EAI interface. In a process known as "screen scraping," or accessing ...