Maybe if you code up a library that meets a specific set of requirements, but you do it in a way so that using the library seems simple on the surface but, the

Maybe if you code up a library that meets a specific set of requirements, but you do it in a way so that using the library seems simple on the surface but, the deeper the end-user-developer goes, the more illogical stuff becomes. At that point you have a developer too invested in the work they've already done to abandon it: a developer in the market for a "... The Good Parts" or "... Cookbook" book. I was not thinking of Actionscript when I wrote this comment.