Sure, just select the MIDI clip or track and choose Process > Length. Type in 50 for the percentage and click OK. That will shorten the clip to half its length but also make it play double-time. From there you can just copy/paste it or Groove clip it to loop it.
Scott
--
Scott R. Garrigus -
http://garrigus.com - SONAR X2 Power! -
http://garrigus.com/?SonarX2Power * Author of the Cakewalk Sonar and Sony Sound Forge Power book series:
http://garrigus.com/?PowerBooks * Author of the Cakewalk Sonar ProAudioTutor video tutorial series:
http://garrigus.com/?ProAudioTutor * Publisher of the DigiFreq free music technology newsletter:
http://digifreq.com/?DigiFreq * Publisher of the NewTechReview free consumer technology newsletter:
http://newtechreview.com/?NewTechReview