In the credits, some employees use nicknames, which can use either single quotes or double quotation marks, which is inconsistent.

Employees who use single quotation marks:
Brendan 'Sully' Sullivan
John 'DrZhark' Olarte, Creature Developer
Giulio 'Mac' Maistrelli
Elliot 'Hippoplatimus' Segal
Ryan 'Scaevolus' Hitchman
David 'Lion' Kimbro (Insight Global, Inc)
Jeff 'Dextor' Blazier
Michael 'Mikaus' Whiteley

Employees who use double quotation marks:
Georgii "Fry" Gavrichev
Michele "skypjack" Caini