Especially in a country like venezuela, where inflation is high, crypto-currencies are more useful when the legal tender is worthless.
Well, there it has a measurable impact, since people are literally surviving off of crypto, as shown in those 2 links.
Looks like Nano has also made an official project supporting Venezuelans, they have a pretty achievable goal of raising 1700 dollars.
https://nanocenter.org/projects/venezuela
There are also talks in the Nano subreddit of 'adopting' families in Venezuela, to help pay for food etc.
Mind you that one or two dollars worth of cryptocurrency, could mean a week's worth of food for these families.
https://www.reddit.com/r/nanocurrency/comments/90zfm0/directly_link_families_in_venezuela_with/