Recently GGG released an interview with a game designer called James. He got into the game in February 2013, which was near closed beta at the time. Even though the game still had little amount of content James got hooked pretty quickly. He also explains how being a game designer requires you to be able to “wear a lot of hats”. Even though the interview is lengthy we recommend checking it out.
On another note, here is a thread post that provides information about the most popular microtransactions ever. This is of course very relative because recently the game has been becoming more and more popular and the cooler new MTX will take off much easier.
The China race is still running at full speed and players are dying like flies. Check out your popular streamer and see if he participates!