With regard to the trainees, we do have several in the system—a handful, I'm going to guess, right now. They were kept around and were very close to qualification. It does take upwards of two or three years. In some cases it is less, depending on where you work, but the schooling takes approximately a year, followed by a year of on-the-job training.
On January 28th, 2021. See this statement in context.