Causally speaking, it is the other way around. Those who "get it" cannot bring themselves to call mathematical analysis "design" or "thinking hard". Moreover, speaking of "implementation of these methods" sounds like there are "alternative methods". I do not see any; (cont.
The choice is between doing thing systematically or retreating to the days of "thinking hard", namely, between survival and staying behind. At the same time, if you and others think that mild language would create more survivors, by all means, you have my blessing. But
please do not ask me to call formal mathematical derivations "DESIGN", just because many people were educated in an era when these derivations had to be done by informal "thinking hard". Readers of #Bookofwhy will not forgive me, because they do "get it".