Sci-fi time travel stories with the tired "if you change the past you might make it worse" trope

 Sci-fi time travel stories where you change the past and everything is awesome, actually

No more stories about how a better world isn't possible, thanks

"First thing I did was go back in time and kill ... oh I forget his name, what was it"

"Who?"

"You know, the guy that everyone says they'll go back and kill if they get a time machine"

"Huh, I guess after it was invented, all those people got retroactively bumped off pretty quick, so it's not really a thing that we do anymore"

"ELON MUSK. That was it. Went back before the Martian slave trade and the Atrocity Sphere and—"

An excerpt from my forthcoming novel entitled, "Don't let Elon Musk start the Martian Slave Trade or build anything called the Atrocity Sphere Because Time Travel here is an Allegory For Our Collective Ability to Make Sweeping Social Changes For the Better"