http://waterfoxproject.org/downloads/
- Compiled with Intel's C++ Compiler using /O3 /QaxAVX /arch:SSE3 /Qparallel /w
- Implemented Intel's LibM (Math Library)
- Implemented SSE3 support for all processors and AVX for Intel Sandy Bridge and newer processors
- Reverted back to jemalloc from tcmalloc in preview releases due to a problem occuring
- Disabled auto-updates, own method will be implemented in Waterfox.Next
- Thanks for xunxun1982 for the WebGL crash fix

Also I haven't had any issues with iPlayer?