Of course it's a currency. It's silly saying it isn't, but it is both a currency and a payment system.
Currency, payment system, commodity, IM app, patent registration platform, distributed calendar app, yada, yada, yada. You can call it whatever you want, and the various governments and their agencies will, too. (just as the redefine "entrapment")
Ideally, bitcoin would've been a commodity. In that case, we wouldn't be talking about 13-year-olds running criminal enterprises by GPU-mining bitcoins and not having the faintest idea what a tax return even is. Unfortunately, we now have to put up with horseshit stories and risks like in the article. -But "money laundering" charges net the LEAs lots of stolen goods they can sell, so it's not going to change.
If Florida wants to call it currency so they can steal from people, they can go ahead and use it to buy what they need (no, not USD) rather than adding insult to injury.