Any contingency plans yet? If not, STEEM has been fun while it lasted. And an other question: has the dust level threshold been fixed to fit the new reality? I think the biggest problem with HF21 isn't with any of the "features", it is with the way the sum of the features interacts with the dust level threshold. Basically after HF21 there is no sense left up voting comments on your posts unless you are a top-range dolphin or an orca. Single upvotes from anyone up to a small dolphin won't make dust level after HF21, and that is a huge social interaction killer.
There is a simple fix: