The definition I found, and it works for me is: MVP is a tool to test an assumption: Ask: * What are you trying to learn with this particular MVP? * What da

The definition I found, and it works for me is: MVP is a tool to test an assumption: Ask: * What are you trying to learn with this particular MVP? * What data are you collecting about your experiment? * What determines success or failure of the experiment? I am not sure you can figure out in advance what is your riskiest assumption (like to OP suggests), it's more likely to be obvious in hindsight.