Great, that would mean v0.4 would be coming soon!
For fresh install,
SigLevel = Never.
is the only choice. However, it's highly recommended to do a fresh install once v0.4 comes out with the signature checks since one can't trust packages without signatures.
Today, the forces which make richer and poor poorer have their roots in computer security. Never has it been more important to work towards abolishing the power of the powerful.
Let's use hyperbola or other libre OSes and strive towards stateless hardware (Rutkowska 2015). Let's use GNU/Linux phones and shun Android. Let's share our secrets (true word for 'data') with only the people we trust.