Earlier quoted context omitted.
What is different then the acting though? Actors have unions that protect their rights but don't affect their salaries AFAIK (maybe they were abused so much that the history if fresh for them still?)
The difference is that actors were treated like shit first. Even the stars. Just look at what they did to Judy Garland, not to mention everyone else on Wizard of Oz. That hasn't happened yet to developers.
https://news.ycombinator.com/item?id=16648000
Here's a choice quote:
"But, the new documents added, employees had to waive the right to take their age cases to court. Instead, they had to pursue them through private arbitration. What’s more, they had to keep them confidential and pursue them alone. They couldn’t join with other workers to make a case."