Practical design requires craftsmanship and whether it relies on manual and / or digital tools is important for the outcome [2], but not for design responsibility. This will be discussed in the following, where we search for a clarification of two issues: Firstly, using aesthetic considerations which are analogous to engineering rules and secondly, using methodical approaches to formgiving just as those methods used in ergonomics, manufacturing and technical construction in the integrated design process. .
