A tradeshow is for viewing purposes only, people that think you gain mega sales either have no clue or a deluded. Deals happen on every other day of the year, with corporate bodies.
I know because I perform tradeshows quite a lot. Also I don't have pics to prove you'll just have to take my black and white on a forum as I yours.
IOT Price at posting:
3.6¢ Sentiment: Buy Disclosure: Held