Whatsapp* killed *BBM
Youtube* killed *DVD
Bluetooth* killed *Infrared
Xender killed Bluetooth
CDs killed Cassettes
Android killed *Windows phone
Uber killed Yellow Cab
Phone killed Post Office
SMS killed Letter Writing
Email killed Fax
Civilization killed Culture
Computer killed Typewriter
E-card killed Hallmark Card
Maggi killed Dawa Dawa
Money killed True Love
What else killed what again?
Internet killed Library
Google killed Dictionary
Wikipedia killed Encyclopedia
Steemit has almost killed facebook
No condition is permanent in this world. Be humble.