The Ricochet network. A packet mesh network providing ISDN speeds in the dialup era, wirelessly. They burned through $5B of 1999 dollars, building out a network in 23 cities, and had effectively zero customers. Finally shut down in 2001. All their marketing was focused on "mobile professionals", whoever those were, while ignoring home users who were clamoring for faster internet where other ISPs dragged their feet. T…
It was surprisingly great for the time. Apparently I was one of their 4 customers, too!