You could commit a crime then claim not to remember. How could it be proven otherwise? If the science exists to know for a fact that you don’t remember a specific event then the science likely exists to also wipe that event from your memory. You could commit a crime then deliberately wipe your memory of it to escape punishment.
It could not have been Putin who did the negotiating because that would have placed him on the same level as Prigozhin, and he has to be above.
It’s snowballing. A few friends tell a few friends, and so on, and so on, and so on…
Even so, it’s not about who owns them, it’s about their design, specifications and quality assurance. Milwaukee is head and shoulders above Ryobi in quality and durability (and cost).