All is hackable, above all if it is a online system.
But i think that is not easy to hack the bitcoin system, and the team is constantly work to make secure their systems
Yes everything involves online can be hackable by those smart hackers. But then again this would be avoidable if bitcoin system is really secured. As we see now a lot of investors trusted bitcoin so it must be secured enough for them to continually invest with bitcoin.
Bitcoin is a cryptocurrency it is processed in online only. So we only careful to save the money. First we must protect our mail id and wallet address. Many hackers are randomly choose the bitcoin address. Once confirm the decision in valid account. Hackers are easily hacking the all the currency. This is major issues in the Bitcoin thread.