Well first it was at a promotional price (~10€), for 24 hour, and was a dare with the 9gag community. Also, from what I read in the comments and tweets, a lot

Well first it was at a promotional price (~10€), for 24 hour, and was a dare with the 9gag community. Also, from what I read in the comments and tweets, a lot of people who bought the licence did it more as a "thank you for all this year where we could use it for free" And finally, as it was a promotion, the guy(s ?) at the end of the email adress had to make the links one by one and didn't had enough times to reply to all demands. If they'd planed it, with a dedicated page, I think the result could have been huge