It touches HFile, so I can understand if you might be concerned. Take a look. It's a minor version bump that transparently upgrades the trailer block encoding to be PB based. The idea is we can add a couple of extra fields carefully over time without requiring a minor bump, and going forward backwards and some forwards compatibility.
-- Best regards, - Andy Problems worthy of attack prove their worth by hitting back. - Piet Hein (via Tom White)
