He is a well-known researcher in Estonia, with his scope of work both known as well as appreciated (at least by the non-politicians). Of course some have the "too big to fail", thus "you don't talk about Vo..." attitude, but those want to turn technical argumentation into political "agreement" and it is hard to debate a 0 to become 1. You can't argue with computers, "lets agree this 0 is as good as 1, even better and greater!"