There is nothing to indicate that anyone is corresponding with the CEO via Twitter. The person managing the Viva Twitter page never states that he/she is the CEO. Whoever it is, they are most likely in violation of SEC Regulation FD.
After reading each Twitter post, and comparing the grammatical errors and style, in addition to the arrogant attitude, with previous posts (on Twitter, Facebook and Ihub) for other companies, the social media is most likely being managed by stock promoter Robert Rico.
JMO