I couldn't really watch it, unfortunately, but the general feeling I saw on Twitter was that this was a vast improvement from last year's WWDC.
Gizomodo has a nice round up of the features announced. HomeKit sounds VERY interesting... it'll be fun to watch vendors try/not try to take advantage of that. And integrating Shazaam directly into Siri is pretty cool - but are people really hearing music that they don't recognize when they are out?
You need to be PARENT RINBERG first and foremost. Its your job to protect your children. PRIVACY ADVOCATE RINBERG can come about once the kiddies are making rent payments and working full time jobs. THEN you shouldnt worry about what they are doing.