For anyone interested in this type of trade, there is a website game called 'entreprenauts' in which various players operate shipping and storage companies, in addition to the mining and factory companies which need things shipped.
It usually turns out that buying raw materials is the easy part compared to finding someone with free space on a (container, dry bulk, liquid bulk, compressed gas) ship that will be traveling between the ports you need - and then you will be bidding against other people who need that cargo space
Ok, so the fossil fuel extraction licenses are conditional on privately financed carbon capture systems operating which exceed the emissions from using whatever is extracted?
Not so fun when the mythical technology actually has to work, is it?
How is this bot going to decide which party is acting in bad faith (whether the file contents violate the spirit of the agreement) better than a human arbitrator?
Mandating that parties to a contract should all be on the same blockchain is surely no different than telling them that they all have to follow Australian law?
And in fact this is quite common - if you look at some contracts that you've agreed to in the internet age, they will usually specify a legal system - e.g. Delaware law or English law - to be used when interpreting the contract.
The counter argument to that would be "why not just fund better schools?" We absolutely know how to make the population more intelligent, and it's a bit weird that countries like UK and US are actively doing the opposite.
A piece of Captain Kitt's treasure? A photon from the cosmic background radiation? Unterseeboot U-530? One of the objects from Christian mythology? The SCIF tent carried by US presidents? Voyager or New Horizons? A particle entering a black hole?
Donating to an organisation in your own country (or within a region like the EU) might be a lot more financially efficient - both because your local banking system makes it easier, and because nobody is charging for currency conversions.
"The Onion’s journalists have garnered a sterling reputation for accurately forecasting future events. One such coup was The Onion’s scoop revealing that a former president kept nuclear secrets strewn around his beach home’s basement three years before it even happened. footnote 2"
They were viewing the cameras on private cars