Reply to post: Let me see....

Let me see....

.....an Android gyro detects some typing less than eight metres away.....

.....and this is described as "an attack".......

Please!!! The attackee sees some unknown someone with a smartphone less than twenty five feet away....when the attackee is typing something VERY SENSITIVE...

Air-gapped....Yes!

Eight bits per second (or in other language, one byte per second).....so a megabyte in say 2000 hours!!!

Plausible....I'll let you decide....