reaper 2.56リリースされたようです。

公式FORUMより：http://forum.cockos.com/showthread.php?p=291129#post291129

REAPER v2.56 - March 2, 2009

* Fixed drag and drop of sends/hardware outputs in mixer view when using hardware outputs

* Old recording item selection behavior now only affects item-autopunch mode

* CC parameter meta-actions now also work on midpoints for absolute CCs/etc

* Select all items in track (doubleclick TCP) now sets context to items

* Fixed MIDI timing in ReWire slave mode, support for running in FL Studio

* ReWire slave mode forces playrate to 1.0

* Fixed MIDI item trim bugs with selected notes

* Fixed some PCM source seek rounding errors

* Fixed a bug in vertical GR metering (ReaComp etc)

* Hiding dock windows now removes focus from them

* MP3 decoder seek improvements

* 29.97DF ruler corrected

* ReaSamplomatic: better note name reporting (removes extensions, doesnt report if supporting the entire range)

* Fixed auto-add of plugin envelopes for correct values

* installer: Fixed Vista/Windows 7 compatibility warnings

* OS X: new directory structure and simplified install process

* Updated registration to store in install path as well (for multiuser systems)

* Fix for trimming MIDI items on split in certain looped instances

* Much faster redraws for some VSTs

* Fixed mute master/slave grouped automation recording