A30-Igel System

In the last five years we have been observing a noticeable trend of the chess elite to evade the warn off central pawns moves 1.e4 and 2.d4 in favour of 1.c4 and 1.Nf3. Naturally, lower ranked players eagerly followed in the leader's footsteps - indeed not only Carlsen and Kramnik tired of struggling against the Berlin wall or exhausting themselves in futile attempts to refute the Gruenfeld.