We thought, to make things a touch easier, or harder depending on how much you like to be prepared and know what you’re up against, we’d upload recordings of the live chats.
It might help to give you an idea of what will be involved when you take part in them.
Of course, if you prefer the element of surprise, don’t watch. As all engineers who’ve taken part will tell you, it doesn’t matter what you’re told or how much preparation you’re given. Nothing will prepare you for the actual thing.