Maybe this time you could build it with at least some chicken wire over the ventilation shaft? Seems like that small detail would have been good not to overlook.
And maybe next time, I wouldn't be emailing the plans between various departments using the cheapest possible exchange server shared host and re-mailer service that I can find.
leaving the port open was a stylistic choice. like making it a ball. the sun crusher was far superior and was some form of vertical star destroyer arrangement.