Randomly -> Weekly -> Daily
"Social Use – ... started following a few friends and would update my status via the Twitter... Facebook was a better way...had trouble understanding some tweets because I wasn’t familiar with the Twitter language.- From "Using Twitter to Teach, Part One – My Twitter Evolution" by Arturo Ozuna,
"News/Information – Two years ago, I began following news information outlet tweets such as ABC, NBC, CNN, ... started to learn how to retweet and direct message ... [and use] Twitter search functions... weekly
"Industry/Professional – a year ago, the “game-changer” ...was ...social networking application such asTweetDeck or Seesmic. The software made it easier... also began using searches more frequently and effectively ... hashtags ... began following industry leaders in education and business often sharing ideas and information with peers during professional conferences."
Image is drawing of 2 pawns on optical illusion pathway
By Icey (Own work, created in Inkscape.) [GFDL (www.gnu.org/copyleft/fdl.html) or CC-BY-SA-3.0 (www.creativecommons.org/licenses/by-sa/3.0/)], via Wikimedia Commons