It's to use the expense and complexity of it as leverage in negotiations over climate legislation. (coal-is-dirty.com)
Another disadvantage to transferring points to travel partners is the sheer complexity of it. (johnnyjet.com)
I've been a huge fan of James Capper for a while; his artworks balance the precarious complexity of something totally out of this world and yet completely straightforward. (aestheticamagazine.com)