i am vladimir grigorievna, we continue. the same, i want to discuss one, but a pragmatic topic, because it comes up all the time. here you can't get away from it. this is the use and the pros and cons of the use as briefly as possible. what should you be afraid of, what should you not be afraid of. well i 'd like to say there's no ideal at all things, including any ideal toolkit, but to date. this is so far the only such mass, and objective control and measuring material , my observations show that no miracles have happened in the sense that anyone, as he studied for 11 years, gets approximately the same plus or minus results in points. that is, in principle, the use does not spoil all this talk about the fact that 11 years old, an excellent student could not get together and gets a deuce. so let's put it on the facts, probably, the exam is about education. it's about academic integrity. it's about diligence, it's about getting together, it's about being able to manage your time and much, much, which is also, in principle,