It looks like there's been some clarifications on what radio messages will be allowed in F1 under "Article 20.1 of the sporting regulations." Check the article. Things could sound different this weekend, to say the least.
Now that they mention it, it does seem that the driver has been getting more and more information incrementally from the wall.
Now that they mention it, it does seem that the driver has been getting more and more information incrementally from the wall.