Driver displays handheld traffic merging signs - GIF

Driver displays handheld traffic merging signs. Anyone seen this idea before?

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Previously:

https://www.homemadetools.net/forum/...081#post125695
https://www.homemadetools.net/forum/...471#post122631
https://www.homemadetools.net/forum/...903#post119679
https://www.homemadetools.net/forum/...913#post100293

Far too many people here in FL that either do not know how to merge or are unwilling to let people merge into traffic really need to see this clip.