Should I be worried?

I probably will want to get this for Christmas this year but I am worried if it will go out of stock. I already see people selling it on EBay for an extra $100, $250 to $350 from the scalpers already. What do you think? Or will it be fine and LEGO will have it still?

I probably will want to get this for Christmas this year but I am worried if it will go out of stock. I already see people selling it on EBay for an extra $100, $250 to $350 from the scalpers already. What do you think? Or will it be fine and LEGO will have it still?