Investors who have missed out on Facebook’s big run since its inauspicious debut back in May 2012 may have another entry point soon. Don’t be too quick on the trigger, though, because its current technical picture offers up a mixed bag. Facebook’s (FB) flat base is six weeks old as it sits 5% off its recent high. Its technical health improved when it reclaimed its 10-week moving average during the week that ended Nov. 28, rising 5%.