It's nearly impossible to discuss without the political flamewars - but Krugman's quote about the internet and the fax machine was in the context of some of his

It's nearly impossible to discuss without the political flamewars - but Krugman's quote about the internet and the fax machine was in the context of some of his contemporaries predicting that we would consistently double our GDP growth due to the productivity gains from the internet. Cowen's Great Stagnation was a formalized book version making the same point with ~15 years more confirmation of the fact. This 1997 essay written a year before the infamous fax machine article makes the full case and holds up very well: https://hbr.org/1997/07/how-fast-can-the-us-economy-grow https://hbr.org/1997/07/how-fast-can-the-us-economy-grow