He’s one of the most popular users on Twitter. More than 500,000 follow his growing celebrity, his every adventure and, well, his cat naps. Meet Sockington. Twitter’s latest star is a microblogging cat who regales more than half a million with his musings on meal time, personal hygiene and the view from the top of the stairs. Sockington, or “Socks” for short, is the cat of Jason Scott, a 38-year-old computer historian and computer administrator from Walham, Mass. Since late 2007, Scott has been tweeting from Sockington’s perspective.