Telegraph, then telephone, have helped, including recently the increasingly popular fax machine, but today much electronic information is digital, and in the future, most electronic communication will be between computers, with audio or visual output for humans.
(Telegraph; have helped; T:then; T:telephone) (much electronic information; is; digital; T:today) (most electronic communication; will be; between computers; T:in the future)
Telegraph much electronic information most electronic communication
have helped is will be
T:then T:telephone
digital T:today
between computers T:in the future