Ah, to be that young and clueless again. :D
I suspect it's going to take a few more encounters before it -fully- soaks through his head what the parchment describes, then....
Author's response
Hmm... I do remember being that young and perhaps even that naive, but - damn it - I was never that lucky. And when does Harry realise the double-meanings and what happens afterwards? Well, You will just have to wait and see... Thanks for reading!