By the way, realism also depends on your composition technique. Even with expensive libraries, you need to have a good knowledge of available articulations and use them correctly to create a convincing sound.
Scott
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Scott R. Garrigus -
http://garrigus.com * 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