For those interested in reading more, I'd recommend the more up to date https://safenetwork.tech for a brief overview. And [the Safe Network Primer](https://primer.safenetwork.org/) for a much more in-depth overview
The forum (https://safenetforum.org/) is a great community that will happily answer any questions.
There is a test network available of the current iteration. But it's worth noting this is all still alpha level, and not finalised.
You can see more detail on the "baby-fleming" test net here: https://safenetforum.org/t/baby-fleming-public-shared-sectio... .
And the CLI implementation for any other curious folk: https://github.com/maidsafe/safe-api/tree/master/safe-cli