On the one hand, I was pleasantly surprised by the effects despite having somewhat anticipated what they might have been from experiencing the change from Level 1 to Level 2. I’d gone from knowing about all Industrial Era (Mid 1800s) Tech to all Modern Era Tech (Early 2000s). On the other hand… I was absolutely horrified by the sheer depth not even two hundred years' worth of human progress had accomplished from all the information I’d suddenly gained.