Describe the bug
When receiving a Turbo-speed message, the text from subsequent frames is interleaved with the previous frame. Here is a report from @karlanmitchell:

There may have been a bug introduced into Turbo mode encoding/decoding recently which will cause "message one two three" to decode to something like "message two one two three one two"

I can verify that this is a bug - I can observe this on my stations, and it is repeatable. I think the decoder is losing some kind of synchronization and message text is getting interleaved, frame-to-frame. Watching how the corruption occurs on-air, it seems to be a decoding rather than an encoding error.

To Reproduce
Steps to reproduce the behavior:
Receive text in Turbo mode, multiple frames, and observe the text in the center received-text messaging window. Compare to the text as seen in the Band Activity window for the sending callsign. The best way to reproduce this is to set up two stations (do not need to be RF, but can use simple audio coupling, even with microphones and speakers), then transmit from one to the other in Turbo mode.

Desktop (please complete the following information):
I'm able to verify this phenomenon on both Windows and Linux.

73,
-Joe-
K0OG