Latest column for Data Center Knowledge is on direct liquid cooling (DLC). I’ve been researching and writing about DLC for several years now but it finally feels like there is demand-side momentum building to match the fervour from suppliers. The pros and cons of the various flavours of DLC still stand but with support from all of the main server OEMs, adoption by some hyperscales, and even interest from colos, liquid cooling may be finally reaching a tipping point beyond traditional HPC.