A new potential price target for NPT just dropped: 10,000 USD/NPT 
See here for more details: Succinctness & Lightning, Neptune's killer app? - #4 by nptbtc
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However, time will tell if we go from only potential to basically guaranteed. It depends on whether such a killer app can be developed.
In any case I will be happy with the already basically guaranteed 10 and 100 USD/NPT prices.
(My views only)