I remember having a house phone with a rotary dial and a stubborn rip off monopoly Telco.
I didn't even dream of having a computer or even heard of the internet.
* Now my phone is in my pocket and is my computer and hooks up to the internet multiple ways including WIFI that my kids cant imagine life with out, I can go a few days before a recharge.
Any research into these alternate fuels and storage methods can lead to a game changing break through and this often happens by a mistake. Then once feasible, technology can rapidly evolve.
Getting aviation regulators approvals might actually be the most expensive and time consuming part.