In the party when David meets Sofia, there are a few quick shots of Brian trying to talk with other women, until he gets into a conversation with Julie.
Brian is very drunk and somewhat angry that David had already stolen Sofia's attention, and it is implied that Brian (maybe unintentionally) told Julie (his crush) about her being David's f*** buddy.
It is ...
There's a plot twist that you might have missed.
After the club night where David passes out on the street, he goes and signs a contract with the company Life Extension to be frozen after his death. That is revealed later (full synopsis here) when:
The Support Technician explains that the Lucid Dream was "spliced"
into his memories at the point where ...
David is in a state of suspended animation; aka cryogenically frozen. Because of this, his body has not aged during this time. While it never directly says this, the movie implies it pretty strongly. Here's the dialog from near the end:
It is now your moment of choice.
You can return to your Lucid
Dream, and live a beautiful life
I believe that nobody told her, she always had the feeling that she is just a "friend with benefits" for him, and confirmed that feeling when catching him in Sofia's place.
This is explained in her wiki page:
She was his "fuck-buddy" and she knew it, though she would deny it to herself. When a young Latina woman, Sofia Serrano, entered their lives and ...
Was Sofia showing up at Cruise's character's funeral crying real or part of the Lucid Dream?
Yes, that was real. This scene showing Sofia at David's funeral wasn't apart of his Lucid Dream, it was a continuation from David's flashback of him killing himself.
When Sofia walked into David's apartment she looked at the door frame, the broken guitar where she ...
It's a reference to his philandering ways among "commoners". David is heir to a fortune, yet he spends most of his time having sex with women who aren't in the upper crust of society. In effect, he is a "dildo" to "citizen" women.
I have to admit, at first I thought it was a play on "Citizen Kane", but there really aren't any similarities between Charles ...