I created a Social Media App to geolocalize tweets. In the config.js file > twitterSearch parameter, I used the advanced search operator since:2014-01-15 Theorically it will look for tweets post it since this date, but it only shows tweets published within the last hours.
I believe this would be a limitation of Twitter. I have done some research and found that when using stream data like Twitter, it can be difficult to capture all of the Tweets that were submitted for that day. The following Twitter documentation explains how hard it can be to work with Timeline data:
Did you ever get this to work? I am searching for a way to show 1 weeks worth of tweets on the Public Information Map Template and can not find the answer.