.onion sites (famous Silk Road) are not present in www but only in Tor network as it is a Tor hidden service. What is the use of it? .onion names are used to provide access to end to end encrypted, secure, anonymized services; that is, the identity and location of the server is obscured from the client.
Check the max time frame price graph. Can always go lower but at some point will snap to 150 or even 200+. people want the product but its over supplied right now. weather changes and farmers quit...