In preparing to get my ticket in 2020, I hopped on the Utah WebSDR and even got a shortwave listener (SWL) QSL card from a guy in the Cook Islands (E51JD).
Earlier this year I made a two-way QSL (contact) with him using my rig and 100W.
There’s a ton to learn, do, or accomplish if you want. So many facets to amateur radio.
I’m working on CW now!
I’m surprised nobody mentioned the film Gattaca, which is centered around genetic identity.