$ mix dextrin.encode data.dxn
$ mix dextrin.encode data.dxn --out data.dxnb
$ mix dextrin.encode data.dxn --share
Writes to stdout by default. --share opts into DXN.md §2.5's
general value-sharing extension (CBOR tags 28/29) —
Dextrin.Binary.Encoder only ever wraps a value when the byte-count
math actually favors it, so a one-off value or a bare scalar is
never wrapped regardless of this flag.