Continuity mistake: While eating, Sam says "wait for the signal" and grabs the cutlery. A shot later her arms are lowered behind the table.
Continuity mistake: When Miranda talks about her date licking her butt, the food on her fork disappears between shots.
Continuity mistake: At the store, Tricia's daughter is looking at the left or straight on, depending on the angle.
Continuity mistake: When the girls are drinking Martini, Miranda lowers her glass twice.
Continuity mistake: When Carrie confesses Charlotte that she is calling Aidan, the dancers moving and waving their arms wildly behind Charlotte disappear between shots. One might argue that it's because of the angle of the shot, but they're all moving around all the time and at least their arms should be visible.
Continuity mistake: During dance class, when Carrie confesses she calls Aidan, the same woman walks behind her twice.
Continuity mistake: During dance class, when the teacher says "every movement has a meaning" Carrie's right arm is down or raised depending on the shot.
Continuity mistake: When Miranda says "that's a big maybe" Sam is drinking coffee, but a shot later her arm is lowered. (00:02:12)
Continuity mistake: When Charlotte says she wants to quit her job, her hands are on the table. A shot later they are lowered. (00:02:45)
Continuity mistake: When Aidan is cooking, two set lights are reflected on the cupboard.
Continuity mistake: When Carrie leaves the bar, Shayna extends her arm towards the peanuts, but half a second later they're crossed.
Continuity mistake: When Miranda lies on the rug, the phone is next to the upper part of the rug. When the shot changes, it lies on the middle part, away from the rug.
Continuity mistake: When Sam runs towards the cab, the passers by are not continuous between shots.
Continuity mistake: When the waitress brings Charlotte's breakfast, a shot later the waitress is magically gone, Charlotte's hand is on the mug and, last but not least, the blue napkin disappears.
Continuity mistake: During breakfast, when Carrie says she "worked harder than her SATs" Sam's mug is close to Charlotte's bowl, but a shot later Sam is holding her mug, This swaps back and forth.
Continuity mistake: During breakfast, when Sam says "Honey, he's a keeper", lighting screens are reflected on her sunglasses.
My motherboard, my self - S4-E8
Continuity mistake: When Sam is about to have an orgasm, his lover's hand is on her arm in one shot, but lowered and then reaching for the back in the following shot.
My motherboard, my self - S4-E8
Continuity mistake: After Carrie is told that her computer is wasted, she is home looking at the phone, which is facing the keys. A shot later it has turned 180ยบ around.
My motherboard, my self - S4-E8
Continuity mistake: When Sam is about to have an orgasm her hair is behind her shoulder in one shot, or over her collarbone in another.
Continuity mistake: When Charlotte and Trey are in bed together, Trey suddenly sits up and is about two feet away from Charlotte as he says, 'Darling, I'm juicy now.' But in the very next shot, Trey is suddenly leaning back down and much closer to Charlotte, only inches from her face. No time has passed in between these two shots. (00:03:15)
Answer: I'm a long-time fan of the show, having re-watched it many times, and I definitely remember slightly different dialogue at the end of that episode than what's on my DVD. I'm afraid I have no idea why this change might have been made or any other info, but you're not insane.
Purple_Girl