alt Hacker NewsAFAIK both of these use cases had many millions of invested dollars dumped into them during the Blockchain hype and neither resulted in anything. It might not be an exact match for (1), but there was famously the ASX blockchain project[0] which turned out to be a total failure. For (2), IBM made "Farmer Connect"[1], which is now almost entirely scrubbed from their website, which promised to do supply chain logistics on a blockchain.
[0] https://www.reuters.com/markets/australian-stock-exchanges-b...
[1] https://mediacenter.ibm.com/media/Farmer+Connect+%2B+IBM/1_8...
> ASX blockchain project[0] which turned out to be a total failure.
FWIW if you know anything about the ASX, you'll know that the failure was a result of the people running the ASX and not necessarily the tech behind it.