News of Saudi Arab Bank and an top 10 bank of US has joined with ripple network with RapidX technology made XRP price go zooming up in past 2 days. Considering an US top 10 banks showing promise on XRP technology is truly something to watch out for, they feel ripple has got that potential to make cross border payment quick, easy and fast. and to the question on buying XRP, i feel any time is good time to XRP to what i feel, it has got the growth with its working product, and would be a bigger winner in years to come.