OK, I figured this one out. We weren't loading Roboto Slab Bold, so the browsers were making up what they thought bold could look like from the regular weight.https://github.com/CyberShadow/d-programming-language.org/commit/14dba780f5562bfe2affeb8c01a6655d0a705467How does it look now?
Comparisons: http://dump.thecybershadow.net/0f43d7cc0378e4ae706a6715fa7f7457/Screen%20Shot%202016-01-18%20at%2014.57.15.png http://dump.thecybershadow.net/5731263223ddc5724dad7b0baa881e8c/Screen%20Shot%202016-01-18%20at%2014.57.16.png
