Doesn’t seem particularly confusing to me, Thurston Moore figured it out.

From the above article,

In a separate statement attached to the letter, Thurston Moore said: “If any concerned, humanitarian-conscious activists employ a boycott to protest brutal injustice in their country and request artists and scholars to refrain from working and/or being promoted as supportive of the normalization of that country—then I choose NOT to cross that line and suggest to all to not be complicit. It is a small sacrifice in respect to those who struggle in honourable opposition to state-sponsored fascism.”