Blockchains used for 3rd world problems

An article over at VentureBeat talks about improvements dealing with 3rd world problems with blockchains; and touches based on some other things. However someone should inform Michael J. Casey that the resources required for blockchains, that are not mining, are a benefit when compared to competing old infrastructure required to do the "same job*".

*Probably dated and problematic, as well as less efficient.