This is just about the time banking became a thing in Italy. Most(?) humans would still be in pre-history. Maybe you could detect increased activity along the s

This is just about the time banking became a thing in Italy. Most(?) humans would still be in pre-history. Maybe you could detect increased activity along the silk-road if you look closely. Pollution levels in the atmosphere would still be dominated by volcanic activity. No guarantee that this planet would ever get anywhere...