I mean it's fairly easy to understand why people used this. It's very convenient (just click share or use a WordPress widget to embed tweet), it always look pr

I mean it's fairly easy to understand why people used this. It's very convenient (just click share or use a WordPress widget to embed tweet), it always look pretty, and there are multiple actions available from the tweet: go to profile, reply, share ... So more features for less time to set-up. This is a service like all other Service, you usually tradeoff something like privacy for convenience. Why use Dropbox when you can have your own NAS ?