I had the same thing happen last night. Hit the post button and the whole blog vanished?
Making a $5 loss roi in the short term isn't a problem as such. Remember the steem you hold is affected by the market price which fluctuates.
Long term it could go anywhere.
I rewrote it as it was important because it was the day in Cambridge with @starkerz
Ditto on the exchange costs. Way to expensive if we want mass adoption.
EOS should solve that issue.