CBOR also delivers optimal wire sizes with its variable length encoding. Ceteris paribus, there's no technical advantage to using protobufs. The choice is almos

CBOR also delivers optimal wire sizes with its variable length encoding. Ceteris paribus, there's no technical advantage to using protobufs. The choice is almost always non-technical (business, platform, partnership, etc) or simple naivete. It's not harsh, it's just engineering.