Sure, sure, Marcus says one thing and has one set of motives. Elon Musk says another thing and has another set of motives. But if you want to dismiss this by qu

Sure, sure, Marcus says one thing and has one set of motives. Elon Musk says another thing and has another set of motives. But if you want to dismiss this by questioning the motives of the signers, you've got a few thousand other people whose motives you have to identify and dismiss. It would be much more effective, and meaningful, to challenge their arguments.