Unfortunately the initiator of this challenge won't be able to join the Hackdays. If you are interested in "taking over" the idea - he'll be happy to support you & help you out. Sounds interesting? Get in contact with us and we'll introduce you to the initiator. :)
Producers and sellers are very dependent on the prices of their produce. receiving automated notifications that prices are surging or dropping can be an incredibly useful tool to make sure that they are up to speed on whats going on in their business and make sure they are getting a fair market price for their products.