Gnostic Geek

Needing understanding of stick/tube structural-strength, I tried a couple of free bridge-building apps, realized that this sort of app is excellent for improving my knowing/instinct, & then set out to get me the best training available, which seemed to be this... However, if it offers optimized solutions, ( optimized for low-stress, for budget, for fewest parts, hybrid optimization ) then I can’t find that help! Some I simply can’t understand what I should do differently. So, almost perfect. I am learning, just not as effectively as could be. Namaste, eh? ( :