LG SJ9 soundbarOf all the inventions we get to see here at CES, the least appreciated ones are often linguistic. Take LG’s glorious example today: the Korean company has used some absolutely arbitrary math to justify slapping a "4K High Resolution" claim on its latest soundbar, the SJ9. If you listen to two channels of 24-bit/96kHz audio, you wind up with a data stream of more than 4,000kbps. 24 x 96,000 x 2 = 4,608,000 bits per second.But is 4K resolution on TVs related to the data being processed per second? No. …