Tesla reportedly shipped Powerpacks to Puerto Rico

Elon Musk tweeted last week that Tesla would shift its attentions to help with the aid and recovery efforts in Puerto Rico following the devastation of Hurricane Maria.
Now, it appears that the company is making good on his word: Tesla has reportedly begun to ship its Powerpack batteries, which can be used to store large amounts of energy generated by the sun and other means, to the island. These are Tesla's massive batteries meant for commercial and utility use, as opposed to the smaller Powerw