of course he was afraid of russian nuukes. this only prompted Ukrainian engineers to bypass use of starlink entirely and current sea drones, like the one used in second Kerch bridge strike, or these used against SIG tanker and Olenegorsky Gornyak landing ship use domestic technology only
I don't think Musk is a man driven by what is in his self interest. He has some underlying pathology that drives him to be his own worst enemy. He's a lot like Trump in that regard.