In this week’s episode of the Hewlett Packard Labs Podcast “From Research to Reality”, Dejan Milojicic hosts Duncan Roweth, Distinguished Technologist, at the Chief Technology Office for HPC and MCS. Duncan describes the past, present and future of HPC interconnects. He explains the Slingshot interconnect as a basis of exascale systems. He discusses Slingshot components comparing the importance of bandwidth to latency tradeoffs. Duncan compares life in Bristol with rest of the world and shares his hiking experience through New Zealand.