Yes, they done it again.
Mamba 2.1 has released today. This time with a lot of new features, changes and fixes!

Here the Changelog for Mamba 2.1 Build 2356:

- New Feature: Added hotplugging support during show playback for MediaLas HyperPort
- New Feature: Added new skins, now 55 internal skins
- New Feature: Save projector mapping for releaseable shows in *.xrsm file
- New Feature: Added mouse wheel support for rotation wheels
- New Feature: Added 3D effect to preview window
- New Feature: "Jogwheel"-effect for show playback: use cursor keys while playback to skip a bit forward/backward during playback
(useful for lasershows at live events for unexpectedly inserted solos etc.)
(use cursor left/right to shift playback position and cursor up/down to reset shift to zero)
- New Feature: Loop button for Playlist mode
- New Feature: "Lock Scenes" checkbox to prevent accidental changes to the timeline (e.g. drag and drop)
- New Feature: Change GUI language on the fly
- New Feature: Alert user if loaded show has tracks without any mapping or logical projectors without any mapping
- New Feature: Color routing for each physical projector
- New Feature: Option to remove unused logical projectors when loading a show or clearing the current show ("New Show")

- Change: Re-introduced preview window for Mamba Live! playback due to customer request
- Change: Set all DMX channels to zero on stop and shutdown
- Change: Default attenuation map value is now 0%

- Fix: Added workaround for DMX bug on old USB boxes
- Fix: Improved Mamba Live! MIDI-Support, releasing a key on the MIDI keyboard after pressing another one no longer stops output
- Fix: Removed unwanted relation between timeline mapping of tracks and Mamba Live! playback
- Fix: Blackout button in Mamba Live! works global again
- Fix: Saving merged shows sometimes created mislocated scenes
- Fix: Removed some skinning-related GUI glitches
- Fix: Enabling/Disabling MIDI device usage in Mamba Live! does no longer alter the device selection
- Fix: "Use in Mamba Live!" places scenes properly again
- Fix: Changed bug in DMX device mapping
- Fix: Improved saving of mapped projectors
- Fix: Fixed a GUI bug that would display default values for copied effect scenes instead of the correct values
- Fix: Removed unwanted relation between track mapping and projector output for mode "display current editor frame"
- Fix: Fixed a GUI bug that prevented the attenuation map from displaying properly immediately after setting it
- Fix: Fixed a bug that would alter the playback position after using pause in "display current scene" and "display marked area" modes
- Fix: Fixed a bug that would prevent a track from being loaded without any projector mapping
- Fix: Fixed a GUI bug that would display the wrong checkbox state for "Restricted Mode" under certain circumstances
- Fix: Loading a cuesheet (session) for Mamba Live! now cleans up the previous entries on that sheet


Nice work OldGrumpy !!