Right but in this particular thought scenario it doesn't matter what the government does with the shares. It is still the case that the government constrained your liberty regarding your shares. You wanted Wilt to have them, Wilt didn't get them.
I'm not making a moral statement here. I'm not saying whether it's good or bad for the government to do this. I'm just making an observation that, logically, the parent didn't provide a "solution" to the grandparent's thought experiment.
You van spend your money however you want. Taxes simply mean that everyone benefits from spending, not just WC.