NYT Says New Tech IPOs Like Uber Have Longer to Develop Sustainable Business Model, but Haven't

The NYT had a piece today on the Initial Public Offering (IPO) of Uber and other recent start-ups. It notes that this generation of tech start-ups has waited much longer than the start-ups of the dot-com era to go public. The piece tells readers that this longer period gives:

"start-ups have had more runway to figure out sustainable business models while avoiding the public eye."

The problem with this assertion is that start-ups like Uber and Lyft don't seem to have developed a sustainable bu...