Only if they go all the way back to mechanical typewriters. "... in 1985 Soviet spies installed secret "keystroke loggers" and antennas in at least 13 typewrit

Only if they go all the way back to mechanical typewriters. "... in 1985 Soviet spies installed secret "keystroke loggers" and antennas in at least 13 typewriters in the US Embassy in Moscow to detect and transmit the typing patterns of embassy secretaries. "