The problem is "mob dynamics". A visible picket line, a blocked street - that creates attention and draws more workers into the strike. On the Internet, these crowd dynamics don't work nearly as effective as they do in the meatspace.
Amazon and Google will notice but your local news station will not. Without press coverage forcing the company to negotiate employees have very little bargaining power.
You seem to be of the opinion the stoppage of e-commerce supply chains would be a quiet little event no one would notice?
I don’t care whose grandpa did what 80 years ago. I don’t owe deference to a figurative identity they want to carry around if it’s also literally abusive to the species as a whole.