Do you mean at the current level of technology or do you mean at all times everywhere?
I think if I sample technology the average technology got developed in the 20st or 21st century.
For example our ancestors were nearly wiped out by an ice age...
Which ice age do you mean? The last one? What evidence do you have for that claim?
See e.g. this or this.
I think if I sample technology the average technology got developed in the 20st or 21st century.
Which ice age do you mean? The last one? What evidence do you have for that claim?
See e.g. this or this.