LEGO Master Builders know every single individual building element that the company makes. When they are charged with designing a new model, they understand the natural history of LEGO so well that their model is the best model it can be. Likewise, ecologists that know the most about nature ...
in case all of our designers are out in the field on appointed pond design consultations. We have dozens of Do-It-Yourself weekend warrior pond builders each month take advantage of this.