Here’s an exercise for you: Open up TweetDeck or another Twitter client that uses the streaming API. Wait f0r the top of the hour. Then watch closely as your timeline explodes with tweets.
It’s a problem that hasn’t been written about much: Folks who schedule their tweets choose to (or have to, depending on software) schedule those tweets at certain points of the hour. For instance, HootSuite only allows someone to schedule tweets during 5-minute intervals starting at the bottom of each hour. Read more