At the end, Walt is sitting in his car on an overpass above a divided highway. From inside the car, you clearly see that he is positioned over one side of the divided highway, with vehicles zooming by directly beneath him. But when the camera cuts to an exterior view just before he starts his engine, his car is now over the wide, grass divider, nowhere near directly above either side of the freeway.
When Walt drops the plate, none of the pieces are in the shape Crazy-8 keeps.
When Walter drops the yellow plate, it breaks into several pieces of roughly the same size. In a subsequent shot, one fragment of the plate is now shattered into much smaller pieces.
When Walter is done cleaning up the broken plate, there is what looks like a single potato chip left in the middle of the blood stain on the floor. In subsequent shots, the chip is gone.
When Jesse and Walt are arguing in Jesse's driveway, the strings on Jesse's coat change lengths between shots.
Hank picks up the bag of dope with his naked hand.
Cleaning up Crazy8's corpse: any intelligent person would first scoop up the chunks and then sop up the liquid with sponges. Then use any liquid cleaning agent that is appropriate.
At 01:49 -no professional would ever call a zero an "oh".
The closed captioning lags the actual speech by about 3 seconds.
Marie uses the word "infer" when she meant to use "imply".