Two-Step Software Development Methodology

Installation instructions for my WLAN-DSL-Router:

1. Unpack box
2. Insert CD
3. Follow instructions

The last step consists of "some subitems" that describe how the hardware has to be installed in various scenarios and how to set the - about hundred - configuration parameters ...

... and here comes the Two-Step Software Development Methodology:

1. Understand problem
2. Implement solution

Not to mention that both steps comprise "some subitems".
Isn't it all about abstraction?