Trust rules and DNSSEC signatures

[Florian Weimer via Unbound-users]

Does Unbound use otherwise non-trustworthy data simply because it has
valid DNSSEC signatures?

I'm asking because of this recent dnsop thread:

  <https://mailarchive.ietf.org/arch/msg/dnsop/0bbEYp9RIGunDS4Vt_MvD2veMHg>