Will Starcraft 2 reach 20 millions sales?

[FaRmLaNd]

Mr Puggsly said:

Maybe in many years when Steam has it on sales for like 5 bucks.

But I guarantee 20 million people will pirate it. Probably a 100 million!

Blizzard games aren't for sale on steam. However they do sell games on Battle.et which is quite huge in its own right.