No mention of the short lifespan of current OLEDs, either.
That paper claims that the light is due to an arc, and involves vaporizing the liquid in the pickle. Presumably this is not true of OLEDs. Who's right?
This is a wonderful example of how to demo an idea to the public. Yes, yes, it's cool that it's 100x thinner than our hair and twice as energy efficient, but seeing a pickle glow just makes the video pop out.