  More serious works on 2D2C, 2D3C, 2C2Dcw1C3D, 3D3C, rotating turbulence,
thin-layer flows, quasi-static magnetohydrodynamics (QSMHD), and all that are
wanted, but we report timely here some studies on locally and globally
2C2Dcw1C3D flows, with the hope to promote smarter and deeper works.
