At first glance, the new operator overloading syntax looks cumbersome by comparison to C++.  Adding the following example to the D docs would make it clear what the advantage of the new syntax is, as well as not requiring people to reinvent it repeatedly:

http://www.digitalmars.com/webnews/newsgroups.php?art_group=digitalmars.D&article_id=101636

2. Use one mixin expression:

T opBinary(string op)(T rhs) {
     return mixin("data "~op~" rhs.data");
}