This is a very good idea and fits with what immediately came to my mind; things need to be "proven" or "working" way before the end of the sprint so there is ti

This is a very good idea and fits with what immediately came to my mind; things need to be "proven" or "working" way before the end of the sprint so there is time to refactor, refine, and improve quality. To the OP, think spikes: https://en.wikipedia.org/wiki/Spike_(software_development) https://en.wikipedia.org/wiki/Spike_(software_development). Very important with a lot of unknowns. Doubly important for new engineers because.. Well, sounds like they are dealing with a lot of unknowns.