The Austin Chamber Music Center presents the final weekend of this 23rd annual summer music festival that features world-class ensembles and musicians. See performances by Aeolus Quartet (Fri., July 19, 7:30pm); Beijing Guitar Duo (Sat., July 20, 7:30pm); and ACMC's team-up with Austin Shakespeare for a unique presentation of The Tempest (Sun., July 21, 3pm).