The money doesn't care till you fuck with the money, and this does in a way that they can't exactly lash out in retaliation.
This is true, but this doesn't fuck with the money. A one-day strike just moves the spending to a different adjacent day. People still need their food and stuff.
Data-wise, this would come up as a tiny blip in an otherwise unchanged pattern of spending. Easily rejected by most analysts as an outlier.
I guess I have more faith in a massive crowd demonstrating than I do in a one-day strike. At least one of them puts on a public spectacle