It's hard to compete with something free, with many users. If those information providers weren't on Twitter (well, a year back, nowadays may be sifferent) the

It's hard to compete with something free, with many users. If those information providers weren't on Twitter (well, a year back, nowadays may be sifferent) they'd be ridiculed. Of course using Twitter as only/primary channel is and always was questionable, but alternative systems are more expensive.