These workers have just obtained regulatory privilege that shields them from competition from other people who may want to apply for their positions, while allowing them to exploit MapBox's investors by suppressing their contracting rights in deciding who to hire. Of course, ideological hocus pocus is needed to obfuscate the exploitive nature of regulation-entrenched unions, so you get statements like this: >>Our ope…
You're giving this the most negative interpretation you can because of your own ideological bias. That's not particularly helpful. Perhaps internal changes at the company are no longer benefiting employees and the employees feel that they need to team up to get heard.
Alternatively they are free to move somewhere else, you know, or make their own company.