I suspect that you’d get more people to pledge to attend if the messaging encouraged everyone who agrees with “Don’t Build It” to pledge, rather than just the small subset that believes IABIED. (I pledged despite disagreeing with IABIED, but I suspect that “we believe” IABIED messaging would discourage many who otherwise favor not building ASI to pledge.
I suspect that you’d get more people to pledge to attend if the messaging encouraged everyone who agrees with “Don’t Build It” to pledge, rather than just the small subset that believes IABIED. (I pledged despite disagreeing with IABIED, but I suspect that “we believe” IABIED messaging would discourage many who otherwise favor not building ASI to pledge.