olemus
(a) algselt: Time Warneri teenuse kaubamärk
= a service mark of Time Warner

(b) kiirmeili programm üldse
= an instant messaging program

näiteid
https://greycoder.com/a-list-of-new-instant-messengers-with-end-to-end-encryption/

https://www.g2.com/categories/business-instant-messaging

http://socialcompare.com/en/comparison/online-web-chat-messenger-talk-systems-free-skype-vs-viber

https://www.youtube.com/watch?v=6MGVYAfEjiQ