[creative nickname] wrote:At the competition level, most competitors use scales... (It is standard in competition brewing recipes to specify quantities to be poured during different time periods quite precisely.) ...

I have timed the Brewer's Cup at the Big Central for a couple of years. "3 beverages in 7 minutes on round 1 and 3 beverages in 10 minutes in the finals." Each round permits 5 minutes set-up.

http://www.worldbrewerscup.org/wp-conte ... _FINAL.pdf