If I was him, I will reach all the competition company that ended the relation with X and decrease the cost of ads. When sales up with company that stay everybody will forget about it. Business are business.
There are still motherfuckers out there who think Elon is playing 3D chess and all the dumb shit he does is somehow part of some master plan. I'm guessing the morons who think the same thing about Trump probably overlap with that group quite a bit. Maybe perfectly?