New ask Hacker News story: Have you seen this cryptocurrency usecase?

Have you seen this cryptocurrency usecase?
3 by johnraymon | 0 comments on Hacker News.
Are there any existing platforms that allow leveraging a cryptocurrency's volatility for a layaway purchase? For example, a customer using a digital coin as a deposit to layaway an item for later pick-up when the value of the digital coin can pay off the price of the item