It's somewhat misleading to base the spread of humans on the age of cities. There were homo sapiens in Canberra, for example, for at least 20,000 years before Europeans came and built a city on it:…
Fwiw the free tier on Webex has been upgraded for the pandemic. Up to 100 participants and no time limit.
It's somewhat misleading to base the spread of humans on the age of cities. There were homo sapiens in Canberra, for example, for at least 20,000 years before Europeans came and built a city on it:…
Fwiw the free tier on Webex has been upgraded for the pandemic. Up to 100 participants and no time limit.