I had to resubmit this in the In-Game Bugs forum because for some reason I cannot post in the Accepted Bugs forum. This new post has all the required information.

Time: 3:43am Central Time
Frequency: 2x
World name: Faerie
Character name: Faelyn Weaver
NPC name: Thancred and Isembard
Monster name: N/A
Class/Level: Thaumaturge/25
Party or solo: Solo
In-game time: 9:44am
Area and coordinates: Eastern Thanalan, Camp Drybone, 13X Y23
Steps:
1. Main scenario quest: Talk to Isembard to initiate quest.
2. Initiating quest starts cut scene of Thancred walking up to join conversation between player's character and Isembard.
3. Image of Thancred spazzes out/vibrates as Thancred walks up to join conversation.

Connection Specs
- Type of internet connection/provider: Cable/Comcast
- Modem maker/model number: Xfinity/ARRIS TG862

PC Specs
-=-=-=-=- System Information -=-=-=-=-

-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-

Laptop Model Name: ASUS Notebook
Laptop Model Number: G46VW-BHI5N43

Gamepad Manufacturer: N/A
Gamepad Model Name: N/A
Gamepad Part Number: N/A

Browser Information
- Name and version of the browser currently in-use: Google Chrome
- Internet Explorer Version: 11