Revealing mistake: At the chemical plant, just before Superman takes off to save the people trapped on the roof, the wires are visible.
Continuity mistake: When Superman first pulls the stack down to use as a slide for the workers, the bottom where it came out of the roof was a dark color. When the people go to slide down, it's all silver colored.
Continuity mistake: When Ross is bitten by Gus, his hand lies vertically on Gus' head. A shot later it lies horizontally. (01:41:29)
Continuity mistake: When Gus disconnects the computer Superman lies flat on the floor. A shot later his right shoulder is raised, and his body rests on his left side.
Revealing mistake: During the wedding and tornado in Colombia, huge rocks fall on the people's heads and shoulders, but they stand-up harmless or react calmly, revealing they were hit by fake prop rocks.
Audio problem: When the tornado in Colombia starts, two women sitting outside the church start crying "Mira pa'rriba" among other lines, but her mouths are not moving.
Continuity mistake: Gus serves Brad an extra shot of vodka. He takes a sip and says "yeah, perfect." In the following shot the club in his fist is protruding less than in the previous shot. (00:44:06)
Continuity mistake: The shot outside of the bus where Jimmy and Clark are shows a woman and a man sitting on the front seats. In the shot inside the bus they disappear.
Continuity mistake: When Gus breaks the lattice in pieces and skis away, in the immediate wide angle all the falling wood and debris has disappeared.
Revealing mistake: When Gus flies off with his skis, note that the wooden lattice is already broken before his crash to allow for the stunt.
Continuity mistake: At the snowy terrace, Gus tells Ross that Superman "is bad." Ross has his index finger pointing at his temple, but a shot later it's lowered. (00:54:53)
Continuity mistake: After Gus unscrews the computer, the lights go off and Superman's corner becomes dark. From the opposite angle it's perfectly lit.
Plot hole: Gus could not know that Superman was in Smallville in order to give him the fake Kryptonite.
Continuity mistake: After Clark kills the bad Superman, he has dishevelled hair but after he flies it's now perfectly combed again.
Other mistake: When Superman uses his heat vision against the mirror, the beam should be reflected just like in Superman 2 with Zod.
Answer: For one, when a commodity like oil is in short supply and the demand is high, the price rises significantly.
raywest ★