On a related note, litigation has increased. If you do express an opinion that isn't supported by pop culture then you are threatened with serious economic impacts and civil action to a greater extent than what I remember pre-internet.

Then again, less people knew you held some alternative view back then. Nowadays it's popular to shout across all the media so everyone in the US knows about that kooky view the old guy in Montana has or that violent group in the middle east holds.