Old as the world !!! I mean the picture. Masha simple 200 And in relation to her TMA only downwards or only upwards. (arrows) Since 2010, nothing fundamentally new has appeared. In 2010 there was a merging into the free Singular Spectrum Analysis (SSA) access. Since then, I have not seen anything fundamentally new. Well zig-zag for vadimichi and that's it. And then, by force of habit on Z-bars from the postpone signal, that's the whole Vadimichi channel on a zig-zag ...