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Vinyl records outsell CDs for the second year running
(www.theverge.com)
This is a most excellent place for technology news and articles.
Sure, there are transmitters without Bluetooth. I somehow preferred the SD card, as it would hold a few Gb of music and needed no internet connection. The only downside was if I was driving short trips only for a while, and it stuck with a 20-min long Deep Purple concert track every time :)