In addition to what I've said, maybe its personal, but I don't waste time on a new product if I find something that works. If I hear of anything better (maybe on TrustRadius!) then we'll see. But for now, if it ain't broke don't fix it. My efforts could be much better used elsewhere.
12mass is a Social Conversation tool enabling brands to engage with a large audience on Twitter and Facebook without compromising the personal touch. Its clustering tool makes search easier and the Multivariable testing allows for optimization of the responses.