The financial part of the article is why we’re seeing extensive adoption in rural locations, where people depend on propane, but not in urban areas which are hooked up to the methane distribution system. Getting universal adoption is going to require making electricity cheap and providing support for the appliance switch itself.
In Australia I went through a process called homing the meter where the gas company comes out and digs a hole in the nature strip (verge) in front of the house and turns off the lever connecting my house to the gas main line. They were going to try a simple capping of the pipes where the meter was removed but the pipes were old and leaky (soap test) so they needed to dig up the switch.