Also, adding on my previous comment, for an interesting take on the limitations of NP hard applicability to real life problems see Parameterized Complexity: ht

Also, adding on my previous comment, for an interesting take on the limitations of NP hard applicability to real life problems see Parameterized Complexity: https://en.wikipedia.org/wiki/Parameterized_complexity https://en.wikipedia.org/wiki/Parameterized_complexity