Too Long; Didn't Read
Sharding and the scaling of a blockchain (Part II) is a look at the problems it aims to solve and some of the hurdles we need to overcome to effectively implement it. Today we’ll look at cross-shard transactions, invalid transactions, and malicious behavior. The basic type of shard we described in our last article isn’t a very useful or practical method of sharding, because they can‘t communicate with each other, which makes them as useful as one individual blockchain.