
It's all about the lack of pay, really.
There is no stability. We are replaceable cogs who are paid far less than minimum wage in the US.
Caption grading is too unpredictable. You can follow the style guide completely and still have points taken for subjective things.
The pay rate needs to be upped. Right now this position pays far less than minimum wage when you factor in how long it takes to find an audio file that's actually audible enough to be transcribed.