Everyone loves building structures but Roblox is capitalizing on people who love to build games. Its online gaming network already has already grown into the millions of players.

In this week's MMO Family, Roblox CEO David Baszucki took the time to speak with Massively about the past, present and future plans for the game.

But Roblox is primarily a building game, not a market simulation. The game is physics-based and encourages both building things out of virtual blocks, and using scripting to code how items behave.