The difference between exponential growth and sigmoidal growth [1] is extremely difficult to tell in the beginning. I tend to believe everything is actually the

The difference between exponential growth and sigmoidal growth [1] is extremely difficult to tell in the beginning. I tend to believe everything is actually the latter, we just haven't gotten to the point they diverge yet. 1) https://en.wikipedia.org/wiki/Sigmoid_function https://en.wikipedia.org/wiki/Sigmoid_function