Here's example of code that you can't SELECT AT ALL. Unless you set doc mode to IE5/7 or use Chrome.

https://softwareninjas.kilnhg.com/Repo/Open-Source/Group/DWrite-dll-Wrapper/File/dwrite/dwrite.cpp?rev=tip

It's a wrapper that supposedly fixes the font rendering to use GDI-style but it doesn't call IDWriteFactory::CreateGdiCompatibleTextLayout so I'm not sure if it works proper, have to try.