ripple is not known to rise slowly or in long term. there has never been any solid rise ever in XRP. instead it has a week of shining in the market when it gets pumped and then it is all downward spiral from there.
so try to think of it more as a short term investment during the pumps or mini pumps.
4. A number of approximately 80 banks are testing Ripple technology
i highlighted the important part!
that is like saying countries like India, Dubai,... have adopted bitcoin because they have released a coin of their own based on blockchain technology!