Hacktivism I don't care about, it's done nothing to spur positive change quite the opposite and new hacktivist group are starting to appear with their own agendas and are beginning to cause more damage than ever.
SOPA with the help of many organizations did make temporary change for a while that did include using the internet to help with that change. But then people lost interest and now we have variations of SOPA and soon the TPP.
And it goes on and on. Biggest problems the 1%. Solution the other 99% will need to stand up to no more and vote accordingly, but I think 98% are distracted with Facebook and reality tv not to mention well curated news to notice that there is a problem and by the time they do it will be too late.