While most TV shows featuring shots of a computer program typically invoke the "User-friendly interface" trope and display something fake and fabricated by the effects department, at around 31:30 when portraying the ftp server that Shen gave to Annie, the software is an accurate screenshot of the Filezilla ftp client (though the windows and background are still a fake version of Windows)
The scene of the hotel was recorded on the Royal York hotel in Toronto, Canada.
There is a tracking shot which follows Annie Walker (Piper Perabo) and Shen Yue (Benedict Wong) from the hotel dining room through the kitchen. The shot starts at 6:02 and lasts 1 minute 36 seconds, ending at 7:38. "Gimme Shelter" by The Rolling Stones is the song playing through this scene.
In the tracking shot which follows Annie Walker (Piper Perabo) and Shen Yue (Benedict Wong) from the hotel dining room through the kitchen, the sound track plays"Gimme Shelter" by The Rolling Stones. This is a salute to the nightclub tracking shot of the movie, "Goodfellas". That song is also played in the movie.