On Sep 10, 2014, at 12:07 PM, Graham Leggett <minf...@sharp.fm> wrote: > > Having thought long and hard about this, giving filters an opportunity to > write has nothing to do with either data or metadata, we just want to give > the filter an opportunity to write. “Dear filter, please wake up and if > you’ve setaside data please write it, otherwise do nothing, thanks”. Empty > brigade means “do nothing new”. >
"Hey filter, here is an empty brigade, meaning I have no data for you; if you have setaside data, now is the time to push it thru."