Revert "for revert"
now we know how to suppress rocket junk, we can drop this
This reverts commit
089ae8593361bc0091c9c984a290d05b0b67483a.
Revert "for revert - error_display - can just use {:?}"
This reverts commit
75d063d87f67c161ad5fcbf9eb5955dfed0d1611.