What is distance from Vancouve BC and Sacramanto CA?
It is 893 miles according to Google Maps.
The driving distance between Vancouver, BC, Canada and Napa, CA is 1481 km. The driving time would be approximately 14 hours 30 minutes if driving non-stop in good conditions. (The driving time does not take into consideration conditions such as weather, road work and rush hour traffic in urban areas.)
Cuneiform appeared ca. 3100 BC in the Early Bronze Age with more primitive predecessors going back to perhaps ca. 4000 BC, the Paleolithic ended ca. 8000 BC. So NO, they did not have Cuneiform in the Paleolithic age. Use of Cuneiform overlapped the period of the end of the Neolithic age (4500 BC to 2000 BC depending on location) and the beginning of the Bronze age.