It has taken off among pirates alright.
(There is a noticeable battery life penalty for h265 content though)
(There is a noticeable battery life penalty for h265 content though)
I know my private releases to friends are all H265, though they all use hardware that has native decoding (or is beefy enough to transcode from)
There are just personal first hand knowledge examples.
Nvidia Geforce GPU's in the 900/1000 series can encode/decode it
Intel Skylake GPU's can encode/decode it
The Nvidia SHIELD TV can encode/decode it
H264 -> H264 -> H265 isn't going to look very god, no matter what you do (and depending on what your source is you could even have high bitrate MPEG2-TS at the start of that chain).