You are right about people wanting to wait and see... But if everyone waits to see, there will be nothing to see.
The strength (and reward) comes from significant (strategic) numbers/locations. With few locations, there is little or no leverage. But if most would risk a little, and step up, then the reward would be nearly certain.
Conway was smart to significantly bump wages, that pacified a lot of people. Enough to make a difference. Are they actually satisfied? Only yall can say for sure.