[Cyberdog]

Oh, please. You and the other replier knew what I meant by "implemented."

[SmellyGeekBoy]

"Code written and passing integration tests" seems like a pretty typical definition to me..?

[peoplewindow]

By that definition I've implemented a search engine, several video games and many other projects that never launched.

Lightning Network has not launched, in the sense of, it is not being used by the community it was designed for. And it never will.