It's Normally expected that if you implement IEquatable.Equals you will also override Object.Equals to be consistent. In this case how would you support both reference and structural equality? 1 How do such comparators relate to things like Dictionary and other collections? I know that Dictionary seems to handle structures sensibly https://cobjectkullanm41738.wikitelevisions.com/6407888/en_iyi_tarafı_c_istructuralequatable_nerelerde_kullanılıyor