We presented many photographs of Obama one at a time, so people did not realize that what we were changing from one photograph to the next was whether we had artificially lightened or darkened his skin tone.
Mostramos moitas fotos de Obama  unha de cada vez, de modo que a xente non se daba conta de que o que cambiábamos dunha foto a outra era que aclaráramos ou escurecéramos artificialmente o ton da pel.