Indie. It is a shortened version of the word independent, in that it's free from the giant corporate conglomerates that dominate the world. It's a medium that's free to experiment and unconstrained by interference from those who care only about money, not art. Indie music. Indie film. You can find an indie version almost anything artistic, including books.
2016 wasn't completely awful, right? Here are some things I found in 2016 that not only didn't suck but were kind of awesome...
K.L. Kranes 