(Examples from Fallout 4)
Fill this one up with questions and answers. For example, how did the cryogenics work? How come everyone that died 60 years ago is still frozen? Why do laser weapons have recoil? How does power armor work? How does the Prydwen fly? How come the water is still radioactive? Why use bottlecaps as currency? Do Ghouls age? Why does Preston just chill while you do all the work? There are so many questions, and there's answers for everything. If you want to discuss the logic and lack thereof in Fallout, here's a dedicated post so you needn't scroll for about 2 minutes to find another.