It was actually a case of me going and doing something else and then returning to this tab and reading first of all the comment that I responded to; yet having

It was actually a case of me going and doing something else and then returning to this tab and reading first of all the comment that I responded to; yet having forgotten the context, I immediately thought of keyboard keys; and the concept amused me so I ran with it and it ended up somewhere a bit different from where I expected!