In the end what counts is the result. Nobody cares what language you used if your software is great. Similarly, nobody cares about your language or the software, if it is a piece of crap.

Every time there is a post about D on Slashdot, Reddit, etc., there are people saying that D is such a wonderful language that they have migrated/are busy migrating all their projects to it. My answer to them: where is the result? Name at least one useful piece of software written in D?