An excellent post @preparedwombat. Thank you for taking the time to go through this.
It is an excellent piece for everyone to read and worthy of a resteem.
The fact that powering up yields about 2.2% APR for just siting in SP as opposed to STEEM is amazing. This takes on added meaning when bond yields globally are falling like rocks. The US 10 ten fell under 1.6% this week. Imagine that.
It is helpful that we explain the different aspects of the rabbit hole since it is a very confusing situation for newcomers. We are also getting more complex with the passing of time as more is added to the ecosystem.