Yes I also think this is not the best way to use blockchain because sensor data can be faked one way or another. The best way to connect blockchain to the real

Yes I also think this is not the best way to use blockchain because sensor data can be faked one way or another. The best way to connect blockchain to the real world is by using human psychology and so I think the best use case is still cryptocurrency. You can use crypto to build communities around a shared incentive, this in itself is an extremely powerful feature which doesn't get anywhere near enough attention considering that every idea these days relies on shared incentives in order to succeed.