Does anyone know who won the nbc playground challenge? I know the top ten was announced, but there has been no mention of whatever happened??

https://www.nbcplayground.com/#/home

There's a "contact us" link at the bottom. Ask them.

looking at the finalists -- only people from Los angeles / New york / chicago submitted entries; or everyone outside of those three cities just suck at this sort of thing?

If I had known about this, I would've submitted an idea for a show that I knew would get horrible ratings, just in hope that they'd pick it up and decline their overall ratings even further.

ya, that's nbc.., but they never said who the winners were anywhere. It was suppose to get down to two