Earlier quoted context omitted.
His taking private price is fixed and not going to change anymore.
If you own stock and the company decides to go private when they reclaim the shares they generally offer market price and if that price is lower Elon saves money. He doesn't own 100% he owns (his alliance of lenders owns) a controlling share.
... this all has already happened. Twitter is private right now. Bought at the $54.20 per share Musk committed to in April.