When I was 7 I got my first "bmx bike". It was awesome. When I turned 12 I got a "mountain bike" with 18!! Gears. I went from a bike with no gears to one with 1

When I was 7 I got my first "bmx bike". It was awesome. When I turned 12 I got a "mountain bike" with 18!! Gears. I went from a bike with no gears to one with 18. I think general usage of the term means that it fits Tesla -- even I f it's not technically correct