You can already use slow-acting insulin, it just requires planning your day out really well, which is hard and why slow-acting stuff sucks. The amount of data r

You can already use slow-acting insulin, it just requires planning your day out really well, which is hard and why slow-acting stuff sucks. The amount of data required to predict someone's glucose consumption/insulin requirements is massive, and needs to come from that individual. Then you'd need to build in overrides because people change their habits/behave spontaneously which puts them in danger. It isn't a simple problem.