Impersonal or practical, gift cards are integral to the holiday season. Purchases of gift cards also keep rising every year. In 2017, US internet users purchased an average of 6.5 gift cards and 6.1 digital cards, up from 5.9 and 4.0 in 2016, according to First Data.

Although it receives constant buzz, there are a few reasons why blockchain isn't widely adopted yet.

It seems like teenagers would appreciate taking a break from their smartphones, if only they knew how.

A third of mid-market companies spend at least 5% of their total revenues on technology, according to Deloitte.