Back in the late 90s, Jakob Neilson really drank the automated #micropayments kool-aid:
https://www.nngroup.com/articles/the-case-for-micropayments/
Like most proponents, he was bang on about the problems with a web funded by advertising, but failed to understand the reasons #ClayShirky has offered for why automated micropayments are not a viable solution, and never will be. Although low-friction *voluntary* payments (#BuskWare) or cross-site subscriptions (eg #Flattr 2.0) could be.
http://www.shirky.com/weblog/2009/02/why-small-payments-wont-save-publishers/