I can't disagree with what you have suggested. But FB/Pinterest and even Twitter apparently had lot more going for them hence they achieved the mass adoption.

I can't disagree with what you have suggested. But FB/Pinterest and even Twitter apparently had lot more going for them hence they achieved the mass adoption. So one can claim that they were helping evolve what was already present at the time. This is pretty much how things go. Good or bad things exist and people come along evolving them further. What matters is how are we participating in evolving whatever is available for better and upward.