Let me put it another way

1. why does it matter?
2. If you want to know the mechanics..'how it all works'.
   a. read the white paper
   b. read about eleventy zillion posts on steemit that 'splain

note: between the time you axed that question...and now.
I made $111.00
SBD transfer from wallet to BlockTrades to Coinbase ....
and now it's appreciateing..

why do I CARE where it comes from?
I'm making money off of it.

scratch that...
make it ANOTHER $60..
almost $200 in the last twenty minutes..