It can theoretically be used as currency but also isn't that good of a medium-of-exchange or unit-of-account thus far.

If you have not already explored the Lightning Network, @edicted, then you may be pleasantly surprised. Set up a Lightning Node as a test and it seemed pretty easy. Saw a vid of a dude in El Salvador buying a few bananas with his BTC Mobile wallet over the Lightning Network. The LN uses atomic swaps. The same tech which Mr. Sun wanted to bring to the STEEM blockchain. It seemed very exciting to me in the early days of his arrival - but that's for another post at another time. ;)