<span class="link_user">@Hempanadas</span>, Exactly—unfortunately, I had to learn that the hard way, too. The idea that you need "as much light as possible during the flowering stage" doesn't really hold true.
<span class="link_user">@Hempanadas</span>, I currently have it set to 60%. I had problems with higher settings in previous grows, but this seems to work well.