Revenue from the short-term parking lot at T.F. Green Airport increased 45 percent in 2017, funded in large part by passengers using Uber and Lyft, with drivers passing along a new $6 fee to their customers, who are now required to be picked up in the short-term lot. This week: Jim Hummel talks with the ridesharing drivers, passengers and a spokesman for the airport, who says the additional fees are need to offset a steep decline in other revenue that has been siphoned off by the emergence of Uber and Lyft.