Looks like this is 64-bit but big endian. Weird choice when a) POWER has gone little-endian and b) this a system whose form factor implies running a Web browser

Looks like this is 64-bit but big endian. Weird choice when a) POWER has gone little-endian and b) this a system whose form factor implies running a Web browser and the Web requires little-endian ArrayBuffer behavior these days, so not running on a natively little-endian CPU seems inefficient.