Must watch video to understand the subject better.
At this point, I really don't see how anybody could somehow think that the SF was anything other than crucial for the blockchain.
The founders of Steem made social contracts regarding use of their ninjamined stake, that are yet to be uphold.
If Steem wouldn't have these vast amount of stakeholders, nobody would bat an eye, whether the stake were to be sold. But, we do have many stakeholders and most of them insist about the social contracts being uphold.