its hard to say, even starcraft is played until today.. for me, dota has quite a long lifespan in gaming industry..and best yet, its is created by fan..the thing is that, blizzard always come up wit a great game, last damn long.. it even let us(fan) to customized their game too.. hopfuly starcraft 2 also would archived the same glory like his brother...who knows after dat they will be dots..defense of the star?? hehehehe