There has been steady stream of articles and studies that to detail concerns about automation and in particular artificial intelligence enhanced automation devastating entire categories of work.
The warnings of mass unemployment are a warning that a job winter is coming.
People (characters) in Game of Thrones can be killed in the many wars and power struggles well before the Zombie attack.
Similarly people can lose their job or career for more mundane reasons than AI job apocalypse.
- the company they work at goes bankrupt or has a series of mass layoffs
- the job could be outsourced to another country
- new graduates will to accept lower pay are hired to replace current staff
- a regular economic crisis or recession hits
- regional or local problems cause higher unemployment
- job cuts need not be total, there could be a sharp drop in the compensation