2x, gotta change with the times … sell the buggy whips and move into the new century …
Today it’s … multi channel, transistors, and SSD storage

in another 100 years or so (besides having to find another planet to live on) …

you’ll have upgraded to the new chip in the head sound system.
Once installed you’ll be able to see without seeing, hear without hearing, smell without smelling, touch without touching, and yes feel without feeling! You’ll be there just by thinking about it …

2 channel, tubes, vinyl, reel to reel, … humbug smile