The Clothing and Dress Committee has recently approved the wear of cufflinks with long-sleeved shirts in No 1 and 3 orders of dress (they were always approved in No 2 orders). I think it's great that Logistik has taken on the task of putting the extra button holes on the cuffs as it saves me the effort of doing it myself (which I've been doing for years). It's worth noting though that wearing cufflinks is not mandatory. The shirts still include buttons on the cuff, so the choice remains with the member.
Tangential rant: There is no such order of dress called, "DEU." "DEU" is/was a project name meaning, "Distinctive Environmental Uniform," and it refers to all uniforms deemed to be distinctly environmental, including mess dress. In other words, all No 1, 2 and 3 orders of dress are "DEU." When dress is promulgated, it should be in the form of "1," "1A," "2B," "3D," etc. To tell folks to wear, "DEU," is actually quite meaningless as there are many forms (e.g. jacket and tie with/without medals, mess dress, short sleeve shirts, etc.). If only there was a book that described all of this...