[yibg]

Not sure why that'd be a natural assumption. Advances in technology, especially in communication technology could very well hasten the cycles.

[e40]

Or tip the balances of power between the 3 groups.

It seems in the last 10+ years, social media empires and big tech have done just that. It seems to me, the High turned the Middle and Low against each other.

[buboard]

if it is going to accelerate class mobility, bring it on. However the data shows that the rise of tech correlates with lower class mobility