Bitcoin is Scam. Short-lived CEO and co-founder of PayPal - Bill Harris has written his own opinion on cryptocurrency, Bitcoin. According to him, he claims that bitcoin is a fraud. He said it was an incredible pump and dump scheme, never seen or experienced in the world.
paypal , banks , payment gateways and other middlemen earn lot of commission from transfers worldwide . bitcoin and other coins going to be cheaper option to transfer your money to any corner of world with help of internet . also no need of 3rd party .
so obvious reason they have to hate bitcoin , as most of big and rich people calling it scam then paypal ceo also taking benefit of this opportunity to call it scam .