When Emmett draws his gun, the waitress behind Clark is against the wall with her hand up in front of one of the pictures. In the next shot she is much farther over with her hand against the door jamb.
When Emmett fires his gun in the diner and Superman watches the whole event in slow motion, the empty shell casing and dropped basket of french fries fall at roughly the same speed that the bullet is moving.
When Clark walks up and asks how many inning he missed, Lois asks how many innings are in softball. Clark responds with 9. There are 7 innings in softball.
Jimmy is holding a wooden bat, wooden bats are used in baseball and not in softball.
Softballs haven't been white since the 1990s, they're yellow and bigger than baseballs.
Infields in softball are all dirt and no grass. Baseball fields have grass in the infields.
Lastly, bunting is not allowed in softball.
They're clearly playing baseball but calling it softball.
Jimmy is holding a wooden bat, wooden bats are used in baseball and not in softball.
Softballs haven't been white since the 1990s, they're yellow and bigger than baseballs.
Infields in softball are all dirt and no grass. Baseball fields have grass in the infields.
Lastly, bunting is not allowed in softball.
They're clearly playing baseball but calling it softball.
When Emmett fires his gun in the diner the scene is shown in slow motion, but as the bullet is shown travelling across, you can see Chrissy Beppo (Sofia Hasmik) blinking at normal speed.