[dfps]

I guess any sense. New things would be interesting to see people doing.

Or it could be things to make a better internet, which means things that people don't currently have in their hands.

[commandersaki]

I've been following the development and proliferation of SCION: https://www.scion.org/. Seems pretty cool.

[nathanaldensr]

Look up Named Data Networking or Content-centric Networking. I think it's an extremely interesting space that is sadly sort of obscure.