Theoretically it IS possible, and there are working, practical, proof-of-concept research on the subject.
A couple of examples:
Learning to Extract Flawless Slow Motion from Blurry Videos
Blurry Video Frame Interpolation
The picture below is from the second paper.
However, as of this writing, I couldn't find any feasible-to-use, (commercial or otherwise) ...
I just ran into this myself. I had a bad file called: P1100020.mdt from my Panasonic LUMIX GX85. The solution is to record a video with the same exact settings, then copy both to a Debian/Ubuntu box under Videos and run:
sudo apt install git libavformat-dev libavcodec-dev libavutil-dev
git clone https://github.com/anthwlock/untrunc
sudo cp ...
Music videos are often the easiest type of video to sync because they rarely (but sometimes) contain any live sound from the set. Usually, the people in the video are lip-syncing to a recording of their own music, which they’ve rehearsed many times, and have no problem repeating.
In postproduction, all an editor needs to do is replace the camera scratch ...