As others have said, I would not expectany any style guideline to tolerate those names outside of tests. But it's not entirely test-only: When you are dealing w

As others have said, I would not expectany any style guideline to tolerate those names outside of tests. But it's not entirely test-only: When you are dealing with code generation for schema defined in/for other languages, being able to just drop names in backticks and be done with it would be far less hassle than making up your own transformation and deciding between verbosity and safety from collisions.