There are three reasons why I wrote about flow meters in this month’s column. First, for more than 10 years I have written in-depth product reviews that describe the technology and offered periodic updates in my What’s Cool columns, always promoting the need for measurement. Second, the results from Wine Business Monthly’s latest Vineyard Survey (November 2016) revealed that 62 percent of the respondents had no idea how much water they were using in the vineyard. But then ther...