Fixing the t.co and Safari Problem
Posted February 16th, 2016 @ 01:06pm by Erik J. Barzeski
dscacheutil -flushcache
That's apparently all it takes. A more permanent (actual) fix in Safari is on its way.
I hope this also fixes the delay in loading actual Twitter pages, too, like Lowest Score Wins (@LowScoreWins) | Twitter.