That or make him try to maintain his own code a year later when it may as well have been written by someone else. This is really the only way to properly unders

That or make him try to maintain his own code a year later when it may as well have been written by someone else. This is really the only way to properly understand the problem with making all those abstractions. It all makes sense when you have the whole structure in your head but it's very hard to build that mental model back up later.