You can curl stuff and run it just gotta have hashes in place.
In theory, yes.
In practice, very rarely. Lots of 'curl | sh' do secondary fetches, and those don't come with hash checks. And even if they come with hash checks _today_, there is no guarantee next version won't quietly remove them.
In theory, yes.
In practice, very rarely. Lots of 'curl | sh' do secondary fetches, and those don't come with hash checks. And even if they come with hash checks _today_, there is no guarantee next version won't quietly remove them.