There are mainly two contrasting approaches when it comes to inter-blockchain connectivity; high-level and low-level. Both are equally important, but approach either the fundamentals or numerics of blockchain conglomeration. To create something like an Internet of Coins, we need to use both approa...
Centralized exchanges can and will be hacked. The most recent example of this was BTER, with its loss of millions of NXT coins, and before that Vircurex, with a large loss of Litecoins. Even though the thief that stole from BTER has returned the greater portion of stolen value, yet another example o...