1:3 Brew Ratios have become increasingly popular over the last few years. Matt Perger of St. Ali in Australia has been championing the idea of higher brew ratios for awhile now, Tim Wendelboe routinely serves 1:3 Brew Ratios for Espressos at his shop, so does Five Elephant, our own home-grown Oriole Coffee and many more. What is the reason behind 1:3 Brew Ratios' increasing popularity and why isn't everyone brewing it?