Unfortunately, our access to Premium real time and historical Twitter data ended 9/29/2018. Please contact Twitter for approval of future academic or commercial use cases. If you can get an approved premium or historical Twitter use case, we can still help you work with the data inside DiscoverText. DiscoverText remains open and is still the top-ranked text analysis platform on the Internet. You can use your own Twitter credentials to sample Twitter data via DiscoverText using the Twitter Search API.
Yes! Please see this announcement: Twitter releases new version of the Gnip PowerTrack rules and documentation for more information.