Intl. Day Against DRM is Tuesday

The Day Against DRM url doesn't seem to be working. This seems to be a bad redirect on the other end, rather than an error here at LWN, so it's not something to be corrected in the article, but until the other end fixes it, you can use:

https://www.defectivebydesign.org/dayagainstdrm/2016/

(The non-secure link http://www.dayagainstdrm.org appears to redirect properly. It's only the https version that has a broken redirect.)