By ignoring prior acts, relevant statements of Sun, and other data, using pejorative language, and rank insinuation, you have completely mischaracterized these events.
"The exchanges did their best to help keeping Steem decentralized..."
By stealing their customers funds, using them to govern the Steem blockchain instantly, and handing that power to a single entity. No. What they did was utterly centralize Steem.
You are either abysmally ignorant of the meaning of the term decentralized, or a liar.
Thanks!
Don't make me answer that. I was a married man!