Teac X-1000R Reel To Reel Tape Deck Demo Part 1

Why don't they make a bigger cassette tape (maybe 1/4 inch, double the size of a regular cassette tape) that runs at 15 inches per second (for better sound quality/less space)?

Teac 1000

Akai GX-625 Reel to Reel Tape Recorder Demo

Teac X1000R Reel to Reel - pt.1 mechanism tear down

ReVox C270 Reel to Reel Tape Recorder

Tape recorder hi-res stock photography and images - Alamy

The Ultimate Muzak/Associated Transcriptions Collection - 4 Volumes - private recording 4-track reel-to-reel tapes : Muzak Corporation : Free Download, Borrow, and Streaming : Internet Archive

Nakamichi BX-1 Cassette Deck Repair

Tape recorder hi-res stock photography and images - Alamy

TEAC X-1000R Reel to Reel Tape Deck - Stunning!

Teac Studio Recording Equipment

How good was the Nakamichi Dragon? - Page 3

How To Thread A Tape On A Teac X-2000R Reel To Reel