See my edit. Your ad impressions reached approximately 3% of Twitter's daily request load last year. Note that those requests can serve up to 200 tweets + metad

See my edit. Your ad impressions reached approximately 3% of Twitter's daily request load last year. Note that those requests can serve up to 200 tweets + metadata. This doesn't account for Twitter's budding ad service, which one can assume has some of the same functionality (targeted advertising, information retrieval) as traditional ad networks.