QR code on the cup held by Lindsay should be decoded as "mumbojumboblarblarblar" not "espresso shock" like it was decoded by Lindsay's phone.
When Adam comes to Lindsay and Mac in the lab, he inserts a flash drive. When he first shows them the info it reads, "Most Common Application: Organic Floor Stain." But when Lindsay reads the screen and it pans over to the screen again, it reads, "Most Common Aplication." It's missing a P.
As Flack is leaving his sister's apartment, you can see a blue drinks cooler and cart left in the street by the production's craft services.