JetBrains playing a bit dirty?

*** UPDATE *** As you can see in the comments, JetBrains are truly jet-boosted, as they’ve responded really quickly. The key information (that was already available on the internet in archive blog posts, but I’ve missed that) is that IntelliJ IDEA 13 is supposed to be released in December 2013. So now it’s entirely up to you whether you buy with -10% discount now and pay…