You make a very good point. Why on earth would he spend 10+ Million dollars to attack a token that is likely to survive anyway? What people don't realize is although it seems like Justin Sun is worth a lot of money, if he starts rapidly selling his tokens, the last 80% of them will be nearly worthless.
A Steemit/Tron partnership is a good word here, Ned cashed out and can do whatever he wants. Usually, the smaller company which was acquired does better, but this is blockchain. Wait and see.
He spent almost 5 million last summer to eat a meal with Warren Buffet.
https://www.google.com/search?client=firefox-b-1-d&q=justin+sun+pays+to+eat+with+buffet
They ate dinner a few weeks ago, Sun and the world's most famous value investor. Then suddenly Sun buys Steemit, what a coincidence!