Is not expensive, it was actually really cheap, the tokens Binance has are from ICO stages, OTC deals, trades for other tokens, etc.

Binance or CZ paid never paid face cash value for any those tokens, simple as that.

And most important, he hasn't purchase FTX. So it was just tweets and have your PR team contact major crypto news sites

Note parent said "look like they care." It's only expensive if they go through with the purchase.

So far it has cost them a couple of tweets.