Significant officials at publicly traded companies are casually and cavalierly engaged in insider trading. Because insider trading has as one of its elements communication it doesn't take rocket science to realize it's nice to have the communication on tape.
After I found that I had become an actor, slightly to my surprise, I did have some insecurity, and I did take some rather strange acting classes at a place called The Actor's Studio in London. I don't think they did me any good at all.